654044374 has 4 divisors (see below), whose sum is σ = 981066564. Its totient is φ = 327022186.

The previous prime is 654044351. The next prime is 654044411. The reversal of 654044374 is 473440456.

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

It is a super-2 number, since 2×654044374² = 855548086322103752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163511092 + ... + 163511095.

It is an arithmetic number, because the mean of its divisors is an integer number (245266641).

Almost surely, 2^654044374 is an apocalyptic number.

654044374 is a deficient number, since it is larger than the sum of its proper divisors (327022190).

654044374 is a wasteful number, since it uses less digits than its factorization.

654044374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327022189.

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 654044374 is about 25574.2912707273. The cubic root of 654044374 is about 868.0320047024.

The spelling of 654044374 in words is "six hundred fifty-four million, forty-four thousand, three hundred seventy-four".