156961464 has 32 divisors (see below), whose sum is σ = 428077440. Its totient is φ = 47564000.

The previous prime is 156961439. The next prime is 156961471. The reversal of 156961464 is 464169651.

It is a super-3 number, since 3×156961464³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297012 + ... + 297539.

It is an arithmetic number, because the mean of its divisors is an integer number (13377420).

Almost surely, 2^156961464 is an apocalyptic number.

It is an amenable number.

156961464 is an abundant number, since it is smaller than the sum of its proper divisors (271115976).

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

156961464 is a wasteful number, since it uses less digits than its factorization.

156961464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594571 (or 594567 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 156961464 is about 12528.4262379598. The cubic root of 156961464 is about 539.4249296372.

The spelling of 156961464 in words is "one hundred fifty-six million, nine hundred sixty-one thousand, four hundred sixty-four".