1537725042 has 24 divisors (see below), whose sum is σ = 3807700416. Its totient is φ = 439349976.

The previous prime is 1537725041. The next prime is 1537725047. The reversal of 1537725042 is 2405277351.

1537725042 is a `hidden beast` number, since 1 + 537 + 72 + 50 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1537724988 and 1537725006.

It is not an unprimeable number, because it can be changed into a prime (1537725041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6101958 + ... + 6102209.

It is an arithmetic number, because the mean of its divisors is an integer number (158654184).

Almost surely, 2^1537725042 is an apocalyptic number.

1537725042 is an abundant number, since it is smaller than the sum of its proper divisors (2269975374).

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

1537725042 is a wasteful number, since it uses less digits than its factorization.

1537725042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12204182 (or 12204179 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 1537725042 is about 39213.8373791701. The cubic root of 1537725042 is about 1154.2314288645.

The spelling of 1537725042 in words is "one billion, five hundred thirty-seven million, seven hundred twenty-five thousand, forty-two".