1426222764 has 36 divisors (see below), whose sum is σ = 3794922040. Its totient is φ = 450385920.

The previous prime is 1426222727. The next prime is 1426222789. The reversal of 1426222764 is 4672226241.

1426222764 is a `hidden beast` number, since 1 + 4 + 2 + 622 + 27 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1426222764² = 4068222745103599392, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1041877 + ... + 1043244.

Almost surely, 2^1426222764 is an apocalyptic number.

It is an amenable number.

1426222764 is an abundant number, since it is smaller than the sum of its proper divisors (2368699276).

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

1426222764 is a wasteful number, since it uses less digits than its factorization.

1426222764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085150 (or 2085145 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 1426222764 is about 37765.3646083286. The cubic root of 1426222764 is about 1125.6303335752.

The spelling of 1426222764 in words is "one billion, four hundred twenty-six million, two hundred twenty-two thousand, seven hundred sixty-four".