1537422432 has 288 divisors, whose sum is σ = 5225278464. Its totient is φ = 391910400.

The previous prime is 1537422407. The next prime is 1537422457. The reversal of 1537422432 is 2342247351.

It is an interprime number because it is at equal distance from previous prime (1537422407) and next prime (1537422457).

It is a junction number, because it is equal to n+sod(n) for n = 1537422393 and 1537422402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1895307 + ... + 1896117.

It is an arithmetic number, because the mean of its divisors is an integer number (18143328).

Almost surely, 2^1537422432 is an apocalyptic number.

1537422432 is a gapful number since it is divisible by the number (12) 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 1537422432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2612639232).

1537422432 is an abundant number, since it is smaller than the sum of its proper divisors (3687856032).

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

1537422432 is a wasteful number, since it uses less digits than its factorization.

1537422432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 867 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 1537422432 is about 39209.9787299101. The cubic root of 1537422432 is about 1154.1557098906.

Adding to 1537422432 its reverse (2342247351), we get a palindrome (3879669783).

The spelling of 1537422432 in words is "one billion, five hundred thirty-seven million, four hundred twenty-two thousand, four hundred thirty-two".