3890402023 has 2 divisors, whose sum is σ = 3890402024. Its totient is φ = 3890402022.

The previous prime is 3890401993. The next prime is 3890402051. The reversal of 3890402023 is 3202040983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3890402023 - 2²⁵ = 3856847591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3890402053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1945201011 + 1945201012.

It is an arithmetic number, because the mean of its divisors is an integer number (1945201012).

Almost surely, 2^3890402023 is an apocalyptic number.

3890402023 is a deficient number, since it is larger than the sum of its proper divisors (1).

3890402023 is an equidigital number, since it uses as much as digits as its factorization.

3890402023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3890402023 is about 62373.0873293923. The cubic root of 3890402023 is about 1572.7685909068.

The spelling of 3890402023 in words is "three billion, eight hundred ninety million, four hundred two thousand, twenty-three".