3732640979 has 2 divisors, whose sum is σ = 3732640980. Its totient is φ = 3732640978.

The previous prime is 3732640949. The next prime is 3732640987. The reversal of 3732640979 is 9790462373.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3732640979 - 2¹⁶ = 3732575443 is a prime.

It is a super-2 number, since 2×3732640979² = 27865217356220156882, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3732640949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1866320489 + 1866320490.

It is an arithmetic number, because the mean of its divisors is an integer number (1866320490).

Almost surely, 2^3732640979 is an apocalyptic number.

3732640979 is a deficient number, since it is larger than the sum of its proper divisors (1).

3732640979 is an equidigital number, since it uses as much as digits as its factorization.

3732640979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 50.

The square root of 3732640979 is about 61095.3433495549. The cubic root of 3732640979 is about 1551.2152770902.

The spelling of 3732640979 in words is "three billion, seven hundred thirty-two million, six hundred forty thousand, nine hundred seventy-nine".