1383630772 has 24 divisors (see below), whose sum is σ = 2482159680. Its totient is φ = 674466240.

The previous prime is 1383630769. The next prime is 1383630811. The reversal of 1383630772 is 2770363831.

It is a happy number.

It is a super-2 number, since 2×1383630772² = 3828868226450631968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381793 + ... + 385399.

It is an arithmetic number, because the mean of its divisors is an integer number (103423320).

Almost surely, 2^1383630772 is an apocalyptic number.

It is an amenable number.

1383630772 is a deficient number, since it is larger than the sum of its proper divisors (1098528908).

1383630772 is a wasteful number, since it uses less digits than its factorization.

1383630772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5991 (or 5989 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 1383630772 is about 37197.1876893939. The cubic root of 1383630772 is about 1114.3118202424.

The spelling of 1383630772 in words is "one billion, three hundred eighty-three million, six hundred thirty thousand, seven hundred seventy-two".