1422765494 has 16 divisors (see below), whose sum is σ = 2157822720. Its totient is φ = 703535040.

The previous prime is 1422765493. The next prime is 1422765511. The reversal of 1422765494 is 4945672241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422765493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55322 + ... + 76850.

It is an arithmetic number, because the mean of its divisors is an integer number (134863920).

Almost surely, 2^1422765494 is an apocalyptic number.

1422765494 is a deficient number, since it is larger than the sum of its proper divisors (735057226).

1422765494 is a wasteful number, since it uses less digits than its factorization.

1422765494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21895.

The product of its digits is 483840, while the sum is 44.

The square root of 1422765494 is about 37719.5638097791. The cubic root of 1422765494 is about 1124.7200604540.

The spelling of 1422765494 in words is "one billion, four hundred twenty-two million, seven hundred sixty-five thousand, four hundred ninety-four".