725465446 has 8 divisors (see below), whose sum is σ = 1152209880. Its totient is φ = 341395488.

The previous prime is 725465423. The next prime is 725465483. The reversal of 725465446 is 644564527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×725465446² = 1052600226679957832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10668576 + ... + 10668643.

It is an arithmetic number, because the mean of its divisors is an integer number (144026235).

Almost surely, 2^725465446 is an apocalyptic number.

725465446 is a deficient number, since it is larger than the sum of its proper divisors (426744434).

725465446 is a wasteful number, since it uses less digits than its factorization.

725465446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21337238.

The product of its digits is 806400, while the sum is 43.

The square root of 725465446 is about 26934.4657641469. The cubic root of 725465446 is about 898.5430938843.

The spelling of 725465446 in words is "seven hundred twenty-five million, four hundred sixty-five thousand, four hundred forty-six".