4392940 has 12 divisors (see below), whose sum is σ = 9225216. Its totient is φ = 1757168.

The previous prime is 4392937. The next prime is 4393001. The reversal of 4392940 is 492934.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109804 + ... + 109843.

It is an arithmetic number, because the mean of its divisors is an integer number (768768).

Almost surely, 2^4392940 is an apocalyptic number.

It is an amenable number.

4392940 is an abundant number, since it is smaller than the sum of its proper divisors (4832276).

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

4392940 is a wasteful number, since it uses less digits than its factorization.

4392940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219656 (or 219654 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4392940 is about 2095.9341592712. The cubic root of 4392940 is about 163.7765646548.

The spelling of 4392940 in words is "four million, three hundred ninety-two thousand, nine hundred forty".