157534458 has 16 divisors (see below), whose sum is σ = 315259776. Its totient is φ = 52479680.

The previous prime is 157534441. The next prime is 157534463. The reversal of 157534458 is 854435751.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4210 + ... + 18242.

It is an arithmetic number, because the mean of its divisors is an integer number (19703736).

Almost surely, 2^157534458 is an apocalyptic number.

157534458 is an abundant number, since it is smaller than the sum of its proper divisors (157725318).

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

157534458 is a wasteful number, since it uses less digits than its factorization.

157534458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15909.

The product of its digits is 336000, while the sum is 42.

The square root of 157534458 is about 12551.2731625122. The cubic root of 157534458 is about 540.0805298282.

The spelling of 157534458 in words is "one hundred fifty-seven million, five hundred thirty-four thousand, four hundred fifty-eight".