874220971 has 16 divisors (see below), whose sum is σ = 997895808. Its totient is φ = 758707200.

The previous prime is 874220959. The next prime is 874221001. The reversal of 874220971 is 179022478.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-874220971 is a prime.

It is a super-2 number, since 2×874220971² = 1528524612272365682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (874220911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325966 + ... + 328636.

It is an arithmetic number, because the mean of its divisors is an integer number (62368488).

Almost surely, 2^874220971 is an apocalyptic number.

874220971 is a deficient number, since it is larger than the sum of its proper divisors (123674837).

874220971 is a wasteful number, since it uses less digits than its factorization.

874220971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4182.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 874220971 is about 29567.2279897863. The cubic root of 874220971 is about 956.1816539872.

The spelling of 874220971 in words is "eight hundred seventy-four million, two hundred twenty thousand, nine hundred seventy-one".