4720155492 has 48 divisors (see below), whose sum is σ = 11878791680. Its totient is φ = 1450165248.

The previous prime is 4720155487. The next prime is 4720155493. The reversal of 4720155492 is 2945510274.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4720155492.

It is not an unprimeable number, because it can be changed into a prime (4720155493) 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, 82509 + ... + 127467.

Almost surely, 2^4720155492 is an apocalyptic number.

It is an amenable number.

4720155492 is an abundant number, since it is smaller than the sum of its proper divisors (7158636188).

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

4720155492 is a wasteful number, since it uses less digits than its factorization.

4720155492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45652 (or 45650 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 4720155492 is about 68703.3877767319. The cubic root of 4720155492 is about 1677.4597252093.

The spelling of 4720155492 in words is "four billion, seven hundred twenty million, one hundred fifty-five thousand, four hundred ninety-two".