64342726 has 16 divisors (see below), whose sum is σ = 110877984. Its totient is φ = 27431424.

The previous prime is 64342723. The next prime is 64342727. The reversal of 64342726 is 62724346.

It is a super-2 number, since 2×64342726² = 8279972778222152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64342691 and 64342700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64342723) 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, 9205 + ... + 14608.

It is an arithmetic number, because the mean of its divisors is an integer number (6929874).

Almost surely, 2^64342726 is an apocalyptic number.

64342726 is a deficient number, since it is larger than the sum of its proper divisors (46535258).

64342726 is a wasteful number, since it uses less digits than its factorization.

64342726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24015.

The product of its digits is 48384, while the sum is 34.

The square root of 64342726 is about 8021.3917744990. The cubic root of 64342726 is about 400.7127417437.

The spelling of 64342726 in words is "sixty-four million, three hundred forty-two thousand, seven hundred twenty-six".