3957342 has 16 divisors (see below), whose sum is σ = 7966992. Its totient is φ = 1310400.

The previous prime is 3957341. The next prime is 3957383. The reversal of 3957342 is 2437593.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159 + ... + 3042.

It is an arithmetic number, because the mean of its divisors is an integer number (497937).

Almost surely, 2^3957342 is an apocalyptic number.

3957342 is an abundant number, since it is smaller than the sum of its proper divisors (4009650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3957342 is a wasteful number, since it uses less digits than its factorization.

3957342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363.

The product of its digits is 22680, while the sum is 33.

The square root of 3957342 is about 1989.3069144805. The cubic root of 3957342 is about 158.1737926362.

The spelling of 3957342 in words is "three million, nine hundred fifty-seven thousand, three hundred forty-two".