16264087 has 16 divisors (see below), whose sum is σ = 19897920. Its totient is φ = 12976128.

The previous prime is 16264081. The next prime is 16264097. The reversal of 16264087 is 78046261.

It is a cyclic number.

It is not a de Polignac number, because 16264087 - 2⁷ = 16263959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16264081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10839 + ... + 12247.

It is an arithmetic number, because the mean of its divisors is an integer number (1243620).

Almost surely, 2^16264087 is an apocalyptic number.

16264087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16264087 is a deficient number, since it is larger than the sum of its proper divisors (3633833).

16264087 is a wasteful number, since it uses less digits than its factorization.

16264087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 16264087 is about 4032.8757729442. The cubic root of 16264087 is about 253.3630214899.

The spelling of 16264087 in words is "sixteen million, two hundred sixty-four thousand, eighty-seven".