1425974166 has 32 divisors (see below), whose sum is σ = 3189034080. Its totient is φ = 472294368.

The previous prime is 1425974129. The next prime is 1425974183. The reversal of 1425974166 is 6614795241.

1425974166 is a `hidden beast` number, since 1 + 42 + 597 + 4 + 16 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75621 + ... + 92576.

It is an arithmetic number, because the mean of its divisors is an integer number (99657315).

Almost surely, 2^1425974166 is an apocalyptic number.

1425974166 is an abundant number, since it is smaller than the sum of its proper divisors (1763059914).

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

1425974166 is a wasteful number, since it uses less digits than its factorization.

1425974166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168365 (or 168359 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 1425974166 is about 37762.0731157599. The cubic root of 1425974166 is about 1125.5649287130.

The spelling of 1425974166 in words is "one billion, four hundred twenty-five million, nine hundred seventy-four thousand, one hundred sixty-six".