747420352 has 56 divisors (see below), whose sum is σ = 1699398176. Its totient is φ = 319500288.

The previous prime is 747420269. The next prime is 747420353. The reversal of 747420352 is 253024747.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (747420353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192058 + ... + 195910.

It is an arithmetic number, because the mean of its divisors is an integer number (30346396).

Almost surely, 2^747420352 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 747420352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849699088).

747420352 is an abundant number, since it is smaller than the sum of its proper divisors (951977824).

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

747420352 is a wasteful number, since it uses less digits than its factorization.

747420352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305 (or 4295 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 747420352 is about 27338.9895936189. The cubic root of 747420352 is about 907.5174261719.

The spelling of 747420352 in words is "seven hundred forty-seven million, four hundred twenty thousand, three hundred fifty-two".