2366640344 has 8 divisors (see below), whose sum is σ = 4437450660. Its totient is φ = 1183320168.

The previous prime is 2366640343. The next prime is 2366640371. The reversal of 2366640344 is 4430466632.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2366640298 and 2366640307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2366640343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147915014 + ... + 147915029.

Almost surely, 2^2366640344 is an apocalyptic number.

It is an amenable number.

2366640344 is a deficient number, since it is larger than the sum of its proper divisors (2070810316).

2366640344 is a wasteful number, since it uses less digits than its factorization.

2366640344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295830049 (or 295830045 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 38.

The square root of 2366640344 is about 48648.1278570923. The cubic root of 2366640344 is about 1332.6335862186.

The spelling of 2366640344 in words is "two billion, three hundred sixty-six million, six hundred forty thousand, three hundred forty-four".