3820572 has 36 divisors (see below), whose sum is σ = 11037936. Its totient is φ = 1091520.

The previous prime is 3820571. The next prime is 3820589. The reversal of 3820572 is 2750283.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3820571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7329 + ... + 7832.

Almost surely, 2^3820572 is an apocalyptic number.

It is an amenable number.

3820572 is an abundant number, since it is smaller than the sum of its proper divisors (7217364).

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

3820572 is a wasteful number, since it uses less digits than its factorization.

3820572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15178 (or 15173 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3820572 is about 1954.6283534217. The cubic root of 3820572 is about 156.3301685668.

The spelling of 3820572 in words is "three million, eight hundred twenty thousand, five hundred seventy-two".