2342944646 has 32 divisors (see below), whose sum is σ = 4039905792. Its totient is φ = 998282880.

The previous prime is 2342944627. The next prime is 2342944649. The reversal of 2342944646 is 6464492432.

It is a super-2 number, since 2×2342944646² = 10978779228440130632, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2342944597 and 2342944606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342944649) 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, 2976665 + ... + 2977451.

It is an arithmetic number, because the mean of its divisors is an integer number (126247056).

Almost surely, 2^2342944646 is an apocalyptic number.

2342944646 is a deficient number, since it is larger than the sum of its proper divisors (1696961146).

2342944646 is a wasteful number, since it uses less digits than its factorization.

2342944646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764.

The product of its digits is 995328, while the sum is 44.

The square root of 2342944646 is about 48403.9734525999. The cubic root of 2342944646 is about 1328.1710489231.

The spelling of 2342944646 in words is "two billion, three hundred forty-two million, nine hundred forty-four thousand, six hundred forty-six".