202157470 has 16 divisors (see below), whose sum is σ = 372759408. Its totient is φ = 78890560.

The previous prime is 202157467. The next prime is 202157503. The reversal of 202157470 is 74751202.

202157470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 246124 + ... + 246943.

It is an arithmetic number, because the mean of its divisors is an integer number (23297463).

Almost surely, 2^202157470 is an apocalyptic number.

202157470 is a deficient number, since it is larger than the sum of its proper divisors (170601938).

202157470 is a wasteful number, since it uses less digits than its factorization.

202157470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493115.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 202157470 is about 14218.2090996018. The cubic root of 202157470 is about 586.8988581741.

The spelling of 202157470 in words is "two hundred two million, one hundred fifty-seven thousand, four hundred seventy".