157078342 has 8 divisors (see below), whose sum is σ = 235705032. Its totient is φ = 78510000.

The previous prime is 157078319. The next prime is 157078387. The reversal of 157078342 is 243870751.

157078342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7084 + ... + 19087.

It is an arithmetic number, because the mean of its divisors is an integer number (29463129).

Almost surely, 2^157078342 is an apocalyptic number.

157078342 is a deficient number, since it is larger than the sum of its proper divisors (78626690).

157078342 is a wasteful number, since it uses less digits than its factorization.

157078342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29174.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 157078342 is about 12533.0898823873. The cubic root of 157078342 is about 539.5587868336.

The spelling of 157078342 in words is "one hundred fifty-seven million, seventy-eight thousand, three hundred forty-two".