157270034 has 4 divisors (see below), whose sum is σ = 235905054. Its totient is φ = 78635016.

The previous prime is 157270033. The next prime is 157270063. The reversal of 157270034 is 430072751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 156625225 + 644809 = 12515^2 + 803^2 .

It is a super-2 number, since 2×157270034² = 49467727188722312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 157269979 and 157270006.

It is not an unprimeable number, because it can be changed into a prime (157270033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39317507 + ... + 39317510.

Almost surely, 2^157270034 is an apocalyptic number.

157270034 is a deficient number, since it is larger than the sum of its proper divisors (78635020).

157270034 is an equidigital number, since it uses as much as digits as its factorization.

157270034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78635019.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 157270034 is about 12540.7349864352. The cubic root of 157270034 is about 539.7781827872.

The spelling of 157270034 in words is "one hundred fifty-seven million, two hundred seventy thousand, thirty-four".