725474330 has 16 divisors (see below), whose sum is σ = 1492404480. Its totient is φ = 248734032.

The previous prime is 725474329. The next prime is 725474341. The reversal of 725474330 is 33474527.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5181890 + ... + 5182029.

It is an arithmetic number, because the mean of its divisors is an integer number (93275280).

Almost surely, 2^725474330 is an apocalyptic number.

725474330 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

725474330 is an abundant number, since it is smaller than the sum of its proper divisors (766930150).

725474330 is a wasteful number, since it uses less digits than its factorization.

725474330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10363933.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 725474330 is about 26934.6306824504. The cubic root of 725474330 is about 898.5467617016.

The spelling of 725474330 in words is "seven hundred twenty-five million, four hundred seventy-four thousand, three hundred thirty".