726401652 has 24 divisors (see below), whose sum is σ = 1696274496. Its totient is φ = 241942848.

The previous prime is 726401651. The next prime is 726401693. The reversal of 726401652 is 256104627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726401651) 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, 7593 + ... + 38864.

It is an arithmetic number, because the mean of its divisors is an integer number (70678104).

Almost surely, 2^726401652 is an apocalyptic number.

It is an amenable number.

726401652 is an abundant number, since it is smaller than the sum of its proper divisors (969872844).

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

726401652 is a wasteful number, since it uses less digits than its factorization.

726401652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47767 (or 47765 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 726401652 is about 26951.8394919530. The cubic root of 726401652 is about 898.9294480687.

The spelling of 726401652 in words is "seven hundred twenty-six million, four hundred one thousand, six hundred fifty-two".