1374764646 has 32 divisors (see below), whose sum is σ = 2905309440. Its totient is φ = 432476064.

The previous prime is 1374764621. The next prime is 1374764663. The reversal of 1374764646 is 6464674731.

It is a junction number, because it is equal to n+sod(n) for n = 1374764595 and 1374764604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7056 + ... + 52908.

It is an arithmetic number, because the mean of its divisors is an integer number (90790920).

Almost surely, 2^1374764646 is an apocalyptic number.

1374764646 is an abundant number, since it is smaller than the sum of its proper divisors (1530544794).

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

1374764646 is a wasteful number, since it uses less digits than its factorization.

1374764646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46140.

The product of its digits is 2032128, while the sum is 48.

The square root of 1374764646 is about 37077.8187869783. The cubic root of 1374764646 is about 1111.9265964995.

The spelling of 1374764646 in words is "one billion, three hundred seventy-four million, seven hundred sixty-four thousand, six hundred forty-six".