18283464 has 24 divisors (see below), whose sum is σ = 49517910. Its totient is φ = 6094464.

The previous prime is 18283457. The next prime is 18283477. The reversal of 18283464 is 46438281.

It can be written as a sum of positive squares in only one way, i.e., 12320100 + 5963364 = 3510^2 + 2442^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126897 + ... + 127040.

Almost surely, 2^18283464 is an apocalyptic number.

It is an amenable number.

18283464 is an abundant number, since it is smaller than the sum of its proper divisors (31234446).

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

18283464 is a wasteful number, since it uses less digits than its factorization.

18283464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253949 (or 253942 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 18283464 is about 4275.9167438106. The cubic root of 18283464 is about 263.4426948778.

The spelling of 18283464 in words is "eighteen million, two hundred eighty-three thousand, four hundred sixty-four".