3993297 has 32 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 2032320.

The previous prime is 3993263. The next prime is 3993313. The reversal of 3993297 is 7923993.

It is not a de Polignac number, because 3993297 - 2⁶ = 3993233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3993217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13483 + ... + 13775.

It is an arithmetic number, because the mean of its divisors is an integer number (211680).

Almost surely, 2^3993297 is an apocalyptic number.

It is an amenable number.

3993297 is a deficient number, since it is larger than the sum of its proper divisors (2780463).

3993297 is a wasteful number, since it uses less digits than its factorization.

3993297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373.

The product of its digits is 91854, while the sum is 42.

The square root of 3993297 is about 1998.3235473767. The cubic root of 3993297 is about 158.6513860442.

It can be divided in two parts, 3993 and 297, that multiplied together give a 4-th power (1185921 = 33⁴).

The spelling of 3993297 in words is "three million, nine hundred ninety-three thousand, two hundred ninety-seven".