157552546 has 8 divisors (see below), whose sum is σ = 237136284. Its totient is φ = 78507120.

The previous prime is 157552543. The next prime is 157552547. The reversal of 157552546 is 645255751.

It can be written as a sum of positive squares in 2 ways, for example, as 149206225 + 8346321 = 12215^2 + 2889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 157552499 and 157552508.

It is not an unprimeable number, because it can be changed into a prime (157552543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133845 + ... + 135016.

Almost surely, 2^157552546 is an apocalyptic number.

157552546 is a deficient number, since it is larger than the sum of its proper divisors (79583738).

157552546 is a wasteful number, since it uses less digits than its factorization.

157552546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269156.

The product of its digits is 210000, while the sum is 40.

The square root of 157552546 is about 12551.9937061807. The cubic root of 157552546 is about 540.1011995976.

The spelling of 157552546 in words is "one hundred fifty-seven million, five hundred fifty-two thousand, five hundred forty-six".