2366638 has 16 divisors (see below), whose sum is σ = 3841344. Its totient is φ = 1089280.

The previous prime is 2366629. The next prime is 2366647. The reversal of 2366638 is 8366632.

It is an interprime number because it is at equal distance from previous prime (2366629) and next prime (2366647).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858 + ... + 2338.

It is an arithmetic number, because the mean of its divisors is an integer number (240084).

2^2366638 is an apocalyptic number.

2366638 is a deficient number, since it is larger than the sum of its proper divisors (1474706).

2366638 is a wasteful number, since it uses less digits than its factorization.

2366638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547.

The product of its digits is 31104, while the sum is 34.

The square root of 2366638 is about 1538.3881174788. The cubic root of 2366638 is about 133.2633146257.

The spelling of 2366638 in words is "two million, three hundred sixty-six thousand, six hundred thirty-eight".