3620574440 has 64 divisors (see below), whose sum is σ = 9714850560. Its totient is φ = 1187366400.

The previous prime is 3620574427. The next prime is 3620574449. The reversal of 3620574440 is 444750263.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 3620574440.

It is not an unprimeable number, because it can be changed into a prime (3620574449) 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, 274661 + ... + 287540.

It is an arithmetic number, because the mean of its divisors is an integer number (151794540).

Almost surely, 2^3620574440 is an apocalyptic number.

It is an amenable number.

3620574440 is an abundant number, since it is smaller than the sum of its proper divisors (6094276120).

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

3620574440 is a wasteful number, since it uses less digits than its factorization.

3620574440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562242 (or 562238 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 3620574440 is about 60171.2093945269. The cubic root of 3620574440 is about 1535.5330216077.

The spelling of 3620574440 in words is "three billion, six hundred twenty million, five hundred seventy-four thousand, four hundred forty".