1002037428 has 288 divisors, whose sum is σ = 3239075840. Its totient is φ = 254741760.

The previous prime is 1002037427. The next prime is 1002037429. The reversal of 1002037428 is 8247302001.

It is an interprime number because it is at equal distance from previous prime (1002037427) and next prime (1002037429).

It is a super-2 number, since 2×1002037428² = 2008158014225710368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002037427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6382326 + ... + 6382482.

Almost surely, 2^1002037428 is an apocalyptic number.

1002037428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002037428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619537920).

1002037428 is an abundant number, since it is smaller than the sum of its proper divisors (2237038412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002037428 is a wasteful number, since it uses less digits than its factorization.

1002037428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1002037428 is about 31654.9747749070. The cubic root of 1002037428 is about 1000.6786819533.

Adding to 1002037428 its reverse (8247302001), we get a palindrome (9249339429).

The spelling of 1002037428 in words is "one billion, two million, thirty-seven thousand, four hundred twenty-eight".