1382423770 has 160 divisors (see below), whose sum is σ = 3229978752. Its totient is φ = 423190656.

The previous prime is 1382423767. The next prime is 1382423771. The reversal of 1382423770 is 773242831.

It is a super-2 number, since 2×1382423770² = 3822190959722025800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1382423771) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13421539 + ... + 13421641.

Almost surely, 2^1382423770 is an apocalyptic number.

1382423770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1382423770 is an abundant number, since it is smaller than the sum of its proper divisors (1847554982).

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

1382423770 is a wasteful number, since it uses less digits than its factorization.

1382423770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 1382423770 is about 37180.9597778218. The cubic root of 1382423770 is about 1113.9877049012.

The spelling of 1382423770 in words is "one billion, three hundred eighty-two million, four hundred twenty-three thousand, seven hundred seventy".