725773354 has 4 divisors (see below), whose sum is σ = 1088660034. Its totient is φ = 362886676.

The previous prime is 725773327. The next prime is 725773357. The reversal of 725773354 is 453377527.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 682411129 + 43362225 = 26123^2 + 6585^2 .

It is a super-2 number, since 2×725773354² = 1053493922752818632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 725773354.

It is not an unprimeable number, because it can be changed into a prime (725773357) by changing a digit.

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 as a sum of consecutive naturals, namely, 181443337 + ... + 181443340.

Almost surely, 2^725773354 is an apocalyptic number.

725773354 is a deficient number, since it is larger than the sum of its proper divisors (362886680).

725773354 is a wasteful number, since it uses less digits than its factorization.

725773354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362886679.

The product of its digits is 617400, while the sum is 43.

The square root of 725773354 is about 26940.1810313145. The cubic root of 725773354 is about 898.6701982491.

The spelling of 725773354 in words is "seven hundred twenty-five million, seven hundred seventy-three thousand, three hundred fifty-four".