725000340 has 24 divisors (see below), whose sum is σ = 2030001120. Its totient is φ = 193333408.

The previous prime is 725000327. The next prime is 725000351. The reversal of 725000340 is 43000527.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 6041610 + ... + 6041729.

It is an arithmetic number, because the mean of its divisors is an integer number (84583380).

Almost surely, 2^725000340 is an apocalyptic number.

It is an amenable number.

725000340 is an abundant number, since it is smaller than the sum of its proper divisors (1305000780).

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

725000340 is a wasteful number, since it uses less digits than its factorization.

725000340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12083351 (or 12083349 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 725000340 is about 26925.8303493133. The cubic root of 725000340 is about 898.3510300034.

Adding to 725000340 its reverse (43000527), we get a palindrome (768000867).

The spelling of 725000340 in words is "seven hundred twenty-five million, three hundred forty", and thus it is an aban number.