3942370 has 16 divisors (see below), whose sum is σ = 7128000. Its totient is φ = 1569904.

The previous prime is 3942359. The next prime is 3942373. The reversal of 3942370 is 732493.

It is not an unprimeable number, because it can be changed into a prime (3942373) 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, 1881 + ... + 3379.

It is an arithmetic number, because the mean of its divisors is an integer number (445500).

Almost surely, 2^3942370 is an apocalyptic number.

3942370 is a deficient number, since it is larger than the sum of its proper divisors (3185630).

3942370 is a wasteful number, since it uses less digits than its factorization.

3942370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3942370 is about 1985.5402287539. The cubic root of 3942370 is about 157.9740650696.

It can be divided in two parts, 39423 and 70, that added together give a palindrome (39493).

The spelling of 3942370 in words is "three million, nine hundred forty-two thousand, three hundred seventy".