1601440674 has 16 divisors (see below), whose sum is σ = 3205746912. Its totient is φ = 533335968.

The previous prime is 1601440651. The next prime is 1601440691. The reversal of 1601440674 is 4760441061.

1601440674 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1601440674² = 5129224464683148552, which contains 22 as substring.

It is a Curzon 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, 112099 + ... + 125574.

It is an arithmetic number, because the mean of its divisors is an integer number (200359182).

Almost surely, 2^1601440674 is an apocalyptic number.

1601440674 is an abundant number, since it is smaller than the sum of its proper divisors (1604306238).

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

1601440674 is a wasteful number, since it uses less digits than its factorization.

1601440674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238801.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1601440674 is about 40018.0043730319. The cubic root of 1601440674 is about 1169.9580363355.

The spelling of 1601440674 in words is "one billion, six hundred one million, four hundred forty thousand, six hundred seventy-four".