1426993672 has 16 divisors (see below), whose sum is σ = 2881429740. Its totient is φ = 658612416.

The previous prime is 1426993637. The next prime is 1426993681. The reversal of 1426993672 is 2763996241.

It can be written as a sum of positive squares in 2 ways, for example, as 1266363396 + 160630276 = 35586^2 + 12674^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6860443 + ... + 6860650.

Almost surely, 2^1426993672 is an apocalyptic number.

It is an amenable number.

1426993672 is an abundant number, since it is smaller than the sum of its proper divisors (1454436068).

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

1426993672 is a wasteful number, since it uses less digits than its factorization.

1426993672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13721112 (or 13721108 counting only the distinct ones).

The product of its digits is 979776, while the sum is 49.

The square root of 1426993672 is about 37775.5697773045. The cubic root of 1426993672 is about 1125.8331072115.

The spelling of 1426993672 in words is "one billion, four hundred twenty-six million, nine hundred ninety-three thousand, six hundred seventy-two".