726774012 has 24 divisors (see below), whose sum is σ = 1884229200. Its totient is φ = 242257968.

The previous prime is 726774011. The next prime is 726774029. The reversal of 726774012 is 210477627.

It is a happy number.

It is a super-2 number, since 2×726774012² = 1056400929037152288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726774011) 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, 3364587 + ... + 3364802.

It is an arithmetic number, because the mean of its divisors is an integer number (78509550).

Almost surely, 2^726774012 is an apocalyptic number.

It is an amenable number.

726774012 is an abundant number, since it is smaller than the sum of its proper divisors (1157455188).

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

726774012 is a wasteful number, since it uses less digits than its factorization.

726774012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6729402 (or 6729394 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 726774012 is about 26958.7464842118. The cubic root of 726774012 is about 899.0830215958.

The spelling of 726774012 in words is "seven hundred twenty-six million, seven hundred seventy-four thousand, twelve".