3993495 has 16 divisors (see below), whose sum is σ = 6970752. Its totient is φ = 1936160.

The previous prime is 3993481. The next prime is 3993511. The reversal of 3993495 is 5943993.

It is a happy number.

It is not a de Polignac number, because 3993495 - 2⁸ = 3993239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11937 + ... + 12266.

It is an arithmetic number, because the mean of its divisors is an integer number (435672).

Almost surely, 2^3993495 is an apocalyptic number.

3993495 is a deficient number, since it is larger than the sum of its proper divisors (2977257).

3993495 is a wasteful number, since it uses less digits than its factorization.

3993495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24222.

The product of its digits is 131220, while the sum is 42.

The square root of 3993495 is about 1998.3730882896. The cubic root of 3993495 is about 158.6540081428.

The spelling of 3993495 in words is "three million, nine hundred ninety-three thousand, four hundred ninety-five".