3904470 has 32 divisors (see below), whose sum is σ = 10412640. Its totient is φ = 1041120.

The previous prime is 3904469. The next prime is 3904477. The reversal of 3904470 is 744093.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3904477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6961 + ... + 7500.

It is an arithmetic number, because the mean of its divisors is an integer number (325395).

Almost surely, 2^3904470 is an apocalyptic number.

3904470 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3904470 is an abundant number, since it is smaller than the sum of its proper divisors (6508170).

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

3904470 is a wasteful number, since it uses less digits than its factorization.

3904470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14477 (or 14471 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3904470 is about 1975.9731779556. The cubic root of 3904470 is about 157.4662059014.

The spelling of 3904470 in words is "three million, nine hundred four thousand, four hundred seventy".