2369661 has 16 divisors (see below), whose sum is σ = 3801600. Its totient is φ = 1282608.

The previous prime is 2369651. The next prime is 2369707. The reversal of 2369661 is 1669632.

It is a happy number.

It is not a de Polignac number, because 2369661 - 2⁶ = 2369597 is a prime.

2369661 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2369611) 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, 2571 + ... + 3368.

It is an arithmetic number, because the mean of its divisors is an integer number (237600).

2^2369661 is an apocalyptic number.

2369661 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2369661 is a deficient number, since it is larger than the sum of its proper divisors (1431939).

2369661 is a wasteful number, since it uses less digits than its factorization.

2369661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968.

The product of its digits is 11664, while the sum is 33.

The square root of 2369661 is about 1539.3703258151. The cubic root of 2369661 is about 133.3200313119.

The spelling of 2369661 in words is "two million, three hundred sixty-nine thousand, six hundred sixty-one".