3957118 has 32 divisors (see below), whose sum is σ = 6842880. Its totient is φ = 1700160.

The previous prime is 3957103. The next prime is 3957133. The reversal of 3957118 is 8117593.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3957103) and next prime (3957133).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44418 + ... + 44506.

It is an arithmetic number, because the mean of its divisors is an integer number (213840).

Almost surely, 2^3957118 is an apocalyptic number.

3957118 is a deficient number, since it is larger than the sum of its proper divisors (2885762).

3957118 is a wasteful number, since it uses less digits than its factorization.

3957118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192.

The product of its digits is 7560, while the sum is 34.

The square root of 3957118 is about 1989.2506126680. The cubic root of 3957118 is about 158.1708081753.

The spelling of 3957118 in words is "three million, nine hundred fifty-seven thousand, one hundred eighteen".