1422730252 has 12 divisors (see below), whose sum is σ = 2490160680. Its totient is φ = 711255776.

The previous prime is 1422730223. The next prime is 1422730261. The reversal of 1422730252 is 2520372241.

It is a super-2 number, since 2×1422730252² = 4048322739911967008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1422730252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6624 + ... + 53752.

It is an arithmetic number, because the mean of its divisors is an integer number (207513390).

Almost surely, 2^1422730252 is an apocalyptic number.

It is an amenable number.

1422730252 is a deficient number, since it is larger than the sum of its proper divisors (1067430428).

1422730252 is a wasteful number, since it uses less digits than its factorization.

1422730252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54680 (or 54678 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1422730252 is about 37719.0966487799. The cubic root of 1422730252 is about 1124.7107739127.

The spelling of 1422730252 in words is "one billion, four hundred twenty-two million, seven hundred thirty thousand, two hundred fifty-two".