3942477 has 24 divisors (see below), whose sum is σ = 7101120. Its totient is φ = 2047680.

The previous prime is 3942469. The next prime is 3942479. The reversal of 3942477 is 7742493.

It is not a de Polignac number, because 3942477 - 2³ = 3942469 is a prime.

3942477 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2152 + ... + 3537.

It is an arithmetic number, because the mean of its divisors is an integer number (295880).

Almost surely, 2^3942477 is an apocalyptic number.

It is an amenable number.

3942477 is a deficient number, since it is larger than the sum of its proper divisors (3158643).

3942477 is a wasteful number, since it uses less digits than its factorization.

3942477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5713 (or 5710 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 3942477 is about 1985.5671733789. The cubic root of 3942477 is about 157.9754942499.

The spelling of 3942477 in words is "three million, nine hundred forty-two thousand, four hundred seventy-seven".