2669690 has 16 divisors (see below), whose sum is σ = 5058720. Its totient is φ = 1011600.

The previous prime is 2669687. The next prime is 2669699. The reversal of 2669690 is 969662.

It is a super-2 number, since 2×2669690² = 14254489392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (2669699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6836 + ... + 7215.

It is an arithmetic number, because the mean of its divisors is an integer number (316170).

2^2669690 is an apocalyptic number.

2669690 is a deficient number, since it is larger than the sum of its proper divisors (2389030).

2669690 is a wasteful number, since it uses less digits than its factorization.

2669690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14077.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 2669690 is about 1633.9186026238. The cubic root of 2669690 is about 138.7246416336.

The spelling of 2669690 in words is "two million, six hundred sixty-nine thousand, six hundred ninety".