726776025 has 12 divisors (see below), whose sum is σ = 1201603152. Its totient is φ = 387613840.

The previous prime is 726776003. The next prime is 726776033. The reversal of 726776025 is 520677627.

It is not a de Polignac number, because 726776025 - 2⁶ = 726775961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4845099 + ... + 4845248.

It is an arithmetic number, because the mean of its divisors is an integer number (100133596).

Almost surely, 2^726776025 is an apocalyptic number.

726776025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

726776025 is a deficient number, since it is larger than the sum of its proper divisors (474827127).

726776025 is a wasteful number, since it uses less digits than its factorization.

726776025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690360 (or 9690355 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 726776025 is about 26958.7838190079. The cubic root of 726776025 is about 899.0838516807.

The spelling of 726776025 in words is "seven hundred twenty-six million, seven hundred seventy-six thousand, twenty-five".