1426052772 has 72 divisors (see below), whose sum is σ = 3656016000. Its totient is φ = 468635328.

The previous prime is 1426052767. The next prime is 1426052783. The reversal of 1426052772 is 2772506241.

It is a happy number.

1426052772 is a `hidden beast` number, since 1 + 4 + 2 + 60 + 527 + 72 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 919854 + ... + 921402.

It is an arithmetic number, because the mean of its divisors is an integer number (50778000).

Almost surely, 2^1426052772 is an apocalyptic number.

1426052772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1426052772 is an abundant number, since it is smaller than the sum of its proper divisors (2229963228).

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

1426052772 is a wasteful number, since it uses less digits than its factorization.

1426052772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905 (or 1900 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 1426052772 is about 37763.1139076215. The cubic root of 1426052772 is about 1125.5856103712.

The spelling of 1426052772 in words is "one billion, four hundred twenty-six million, fifty-two thousand, seven hundred seventy-two".