22064351 has 8 divisors (see below), whose sum is σ = 23590944. Its totient is φ = 20563200.

The previous prime is 22064347. The next prime is 22064387. The reversal of 22064351 is 15346022.

22064351 = T₃₅₆ + T₃₅₇ + ... + T₅₆₁.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22064351 - 2² = 22064347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22064311) 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, 4550 + ... + 8051.

It is an arithmetic number, because the mean of its divisors is an integer number (2948868).

Almost surely, 2^22064351 is an apocalyptic number.

22064351 is a deficient number, since it is larger than the sum of its proper divisors (1526593).

22064351 is a wasteful number, since it uses less digits than its factorization.

22064351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12721.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 22064351 is about 4697.2705904600. The cubic root of 22064351 is about 280.4768702007.

The spelling of 22064351 in words is "twenty-two million, sixty-four thousand, three hundred fifty-one".