156993034 has 8 divisors (see below), whose sum is σ = 256897728. Its totient is φ = 71360460.

The previous prime is 156993017. The next prime is 156993061. The reversal of 156993034 is 430399651.

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

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, 3568002 + ... + 3568045.

It is an arithmetic number, because the mean of its divisors is an integer number (32112216).

Almost surely, 2^156993034 is an apocalyptic number.

156993034 is a deficient number, since it is larger than the sum of its proper divisors (99904694).

156993034 is a wasteful number, since it uses less digits than its factorization.

156993034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7136060.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 156993034 is about 12529.6861093964. The cubic root of 156993034 is about 539.4610924485.

The spelling of 156993034 in words is "one hundred fifty-six million, nine hundred ninety-three thousand, thirty-four".