1001602436 has 48 divisors (see below), whose sum is σ = 1901491200. Its totient is φ = 460268160.

The previous prime is 1001602421. The next prime is 1001602439. The reversal of 1001602436 is 6342061001.

It is a happy number.

It is a super-2 number, since 2×1001602436² = 2006414879602268192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1001602439) 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 15 ways as a sum of consecutive naturals, for example, 423770 + ... + 426126.

It is an arithmetic number, because the mean of its divisors is an integer number (39614400).

Almost surely, 2^1001602436 is an apocalyptic number.

It is an amenable number.

1001602436 is a deficient number, since it is larger than the sum of its proper divisors (899888764).

1001602436 is a wasteful number, since it uses less digits than its factorization.

1001602436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564 (or 2562 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1001602436 is about 31648.1031975062. The cubic root of 1001602436 is about 1000.5338602758.

Adding to 1001602436 its reverse (6342061001), we get a palindrome (7343663437).

The spelling of 1001602436 in words is "one billion, one million, six hundred two thousand, four hundred thirty-six".