26661464 has 16 divisors (see below), whose sum is σ = 50328000. Its totient is φ = 13240672.

The previous prime is 26661461. The next prime is 26661487. The reversal of 26661464 is 46416662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26661461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9992 + ... + 12375.

It is an arithmetic number, because the mean of its divisors is an integer number (3145500).

Almost surely, 2^26661464 is an apocalyptic number.

It is an amenable number.

26661464 is a deficient number, since it is larger than the sum of its proper divisors (23666536).

26661464 is a wasteful number, since it uses less digits than its factorization.

26661464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22522 (or 22518 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 26661464 is about 5163.4740243367. The cubic root of 26661464 is about 298.7408857942.

The spelling of 26661464 in words is "twenty-six million, six hundred sixty-one thousand, four hundred sixty-four".