725887034 has 16 divisors (see below), whose sum is σ = 1105044072. Its totient is φ = 357550848.

The previous prime is 725887033. The next prime is 725887069. The reversal of 725887034 is 430788527.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 722265625 + 3621409 = 26875^2 + 1903^2 .

It is a super-2 number, since 2×725887034² = 1053823972258634312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725887033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148412 + ... + 153224.

Almost surely, 2^725887034 is an apocalyptic number.

725887034 is a deficient number, since it is larger than the sum of its proper divisors (379157038).

725887034 is a wasteful number, since it uses less digits than its factorization.

725887034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921.

The product of its (nonzero) digits is 376320, while the sum is 44.

The square root of 725887034 is about 26942.2908083184. The cubic root of 725887034 is about 898.7171162454.

The spelling of 725887034 in words is "seven hundred twenty-five million, eight hundred eighty-seven thousand, thirty-four".