740570220 has 144 divisors (see below), whose sum is σ = 2546675040. Its totient is φ = 172689408.

The previous prime is 740570213. The next prime is 740570231. The reversal of 740570220 is 22075047.

740570220 is a `hidden beast` number, since 74 + 0 + 570 + 2 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36132 + ... + 52788.

Almost surely, 2^740570220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740570220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273337520).

740570220 is an abundant number, since it is smaller than the sum of its proper divisors (1806104820).

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

740570220 is a wasteful number, since it uses less digits than its factorization.

740570220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16704 (or 16699 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 740570220 is about 27213.4198512425. The cubic root of 740570220 is about 904.7364371946.

The spelling of 740570220 in words is "seven hundred forty million, five hundred seventy thousand, two hundred twenty".