376240644 has 144 divisors (see below), whose sum is σ = 1060375680. Its totient is φ = 112432320.

The previous prime is 376240639. The next prime is 376240661. The reversal of 376240644 is 446042673.

376240644 is a `hidden beast` number, since 3 + 7 + 6 + 2 + 4 + 0 + 644 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 376240599 and 376240608.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5299129 + ... + 5299199.

It is an arithmetic number, because the mean of its divisors is an integer number (7363720).

Almost surely, 2^376240644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 376240644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530187840).

376240644 is an abundant number, since it is smaller than the sum of its proper divisors (684135036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

376240644 is a wasteful number, since it uses less digits than its factorization.

376240644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 376240644 is about 19396.9235705047. The cubic root of 376240644 is about 721.9191623289.

The spelling of 376240644 in words is "three hundred seventy-six million, two hundred forty thousand, six hundred forty-four".