1423073782 has 32 divisors (see below), whose sum is σ = 2321393760. Its totient is φ = 650384640.

The previous prime is 1423073767. The next prime is 1423073783. The reversal of 1423073782 is 2873703241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423073783) 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, 1732932 + ... + 1733752.

It is an arithmetic number, because the mean of its divisors is an integer number (72543555).

Almost surely, 2^1423073782 is an apocalyptic number.

1423073782 is a deficient number, since it is larger than the sum of its proper divisors (898319978).

1423073782 is a wasteful number, since it uses less digits than its factorization.

1423073782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408.

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

The square root of 1423073782 is about 37723.6501680312. The cubic root of 1423073782 is about 1124.8012902042.

The spelling of 1423073782 in words is "one billion, four hundred twenty-three million, seventy-three thousand, seven hundred eighty-two".