26406464 has 28 divisors (see below), whose sum is σ = 59887104. Its totient is φ = 11316864.

The previous prime is 26406463. The next prime is 26406467. The reversal of 26406464 is 46460462.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 26406464.

It is not an unprimeable number, because it can be changed into a prime (26406463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29024 + ... + 29919.

Almost surely, 2^26406464 is an apocalyptic number.

It is an amenable number.

26406464 is an abundant number, since it is smaller than the sum of its proper divisors (33480640).

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

26406464 is an equidigital number, since it uses as much as digits as its factorization.

26406464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58962 (or 58952 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 26406464 is about 5138.7220201136. The cubic root of 26406464 is about 297.7854107265.

The spelling of 26406464 in words is "twenty-six million, four hundred six thousand, four hundred sixty-four".