157342064 has 20 divisors (see below), whose sum is σ = 332564280. Its totient is φ = 71519040.

The previous prime is 157342049. The next prime is 157342069. The reversal of 157342064 is 460243751.

It is a self number, because there is not a number n which added to its sum of digits gives 157342064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157342069) 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, 446819 + ... + 447170.

It is an arithmetic number, because the mean of its divisors is an integer number (16628214).

Almost surely, 2^157342064 is an apocalyptic number.

It is an amenable number.

157342064 is an abundant number, since it is smaller than the sum of its proper divisors (175222216).

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

157342064 is a wasteful number, since it uses less digits than its factorization.

157342064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894008 (or 894002 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 157342064 is about 12543.6064989300. The cubic root of 157342064 is about 539.8605767167.

The spelling of 157342064 in words is "one hundred fifty-seven million, three hundred forty-two thousand, sixty-four".