1671613924 has 12 divisors (see below), whose sum is σ = 2935736748. Its totient is φ = 832832000.

The previous prime is 1671613921. The next prime is 1671613943. The reversal of 1671613924 is 4293161761.

It can be written as a sum of positive squares in 2 ways, for example, as 661518400 + 1010095524 = 25720^2 + 31782^2 .

It is a super-2 number, since 2×1671613924² = 5588586221821355552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1671613921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742477 + ... + 744724.

It is an arithmetic number, because the mean of its divisors is an integer number (244644729).

Almost surely, 2^1671613924 is an apocalyptic number.

It is an amenable number.

1671613924 is a deficient number, since it is larger than the sum of its proper divisors (1264122824).

1671613924 is a wasteful number, since it uses less digits than its factorization.

1671613924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487486 (or 1487484 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 1671613924 is about 40885.3754293635. The cubic root of 1671613924 is about 1186.8030670897.

The spelling of 1671613924 in words is "one billion, six hundred seventy-one million, six hundred thirteen thousand, nine hundred twenty-four".