3578972 has 24 divisors (see below), whose sum is σ = 6503280. Its totient is φ = 1722240.

The previous prime is 3578969. The next prime is 3578989. The reversal of 3578972 is 2798753.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22718 + ... + 22874.

It is an arithmetic number, because the mean of its divisors is an integer number (270970).

Almost surely, 2^3578972 is an apocalyptic number.

It is an amenable number.

3578972 is a deficient number, since it is larger than the sum of its proper divisors (2924308).

3578972 is a wasteful number, since it uses less digits than its factorization.

3578972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 339 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 3578972 is about 1891.8171158968. The cubic root of 3578972 is about 152.9628970079.

The spelling of 3578972 in words is "three million, five hundred seventy-eight thousand, nine hundred seventy-two".