725046544 has 10 divisors (see below), whose sum is σ = 1404777710. Its totient is φ = 362523264.

The previous prime is 725046523. The next prime is 725046571. The reversal of 725046544 is 445640527.

It can be written as a sum of positive squares in only one way, i.e., 595360000 + 129686544 = 24400^2 + 11388^2 .

It is a super-3 number, since 3×725046544³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22657689 + ... + 22657720.

It is an arithmetic number, because the mean of its divisors is an integer number (140477771).

Almost surely, 2^725046544 is an apocalyptic number.

It is an amenable number.

725046544 is a deficient number, since it is larger than the sum of its proper divisors (679731166).

725046544 is a wasteful number, since it uses less digits than its factorization.

725046544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45315417 (or 45315411 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 725046544 is about 26926.6883221833. The cubic root of 725046544 is about 898.3701134562.

The spelling of 725046544 in words is "seven hundred twenty-five million, forty-six thousand, five hundred forty-four".