264017940 has 48 divisors (see below), whose sum is σ = 759236352. Its totient is φ = 68501376.

The previous prime is 264017933. The next prime is 264017953. The reversal of 264017940 is 49710462.

It is a happy number.

264017940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57244 + ... + 61683.

It is an arithmetic number, because the mean of its divisors is an integer number (15817424).

Almost surely, 2^264017940 is an apocalyptic number.

264017940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264017940 is an abundant number, since it is smaller than the sum of its proper divisors (495218412).

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

264017940 is a wasteful number, since it uses less digits than its factorization.

264017940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118976 (or 118974 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 264017940 is about 16248.6288652304. The cubic root of 264017940 is about 641.5213967725.

The spelling of 264017940 in words is "two hundred sixty-four million, seventeen thousand, nine hundred forty".