3930923 has 2 divisors, whose sum is σ = 3930924. Its totient is φ = 3930922.

The previous prime is 3930919. The next prime is 3930973. The reversal of 3930923 is 3290393.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3930923 - 2² = 3930919 is a prime.

It is equal to p₂₇₈₆₆₀ and since 3930923 and 278660 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3930973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1965461 + 1965462.

It is an arithmetic number, because the mean of its divisors is an integer number (1965462).

Almost surely, 2^3930923 is an apocalyptic number.

3930923 is a deficient number, since it is larger than the sum of its proper divisors (1).

3930923 is an equidigital number, since it uses as much as digits as its factorization.

3930923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 29.

The square root of 3930923 is about 1982.6555424481. The cubic root of 3930923 is about 157.8210198910.

The spelling of 3930923 in words is "three million, nine hundred thirty thousand, nine hundred twenty-three".