3957435 has 12 divisors (see below), whose sum is σ = 6859632. Its totient is φ = 2110608.

The previous prime is 3957433. The next prime is 3957439. The reversal of 3957435 is 5347593.

It is not a de Polignac number, because 3957435 - 2¹ = 3957433 is a prime.

It is a super-2 number, since 2×3957435² = 31322583558450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3957435.

It is not an unprimeable number, because it can be changed into a prime (3957431) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 43927 + ... + 44016.

It is an arithmetic number, because the mean of its divisors is an integer number (571636).

Almost surely, 2^3957435 is an apocalyptic number.

3957435 is a deficient number, since it is larger than the sum of its proper divisors (2902197).

3957435 is a wasteful number, since it uses less digits than its factorization.

3957435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87954 (or 87951 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 3957435 is about 1989.3302893185. The cubic root of 3957435 is about 158.1750316874.

The spelling of 3957435 in words is "three million, nine hundred fifty-seven thousand, four hundred thirty-five".