1425514776 has 64 divisors (see below), whose sum is σ = 4111015680. Its totient is φ = 403478400.

The previous prime is 1425514763. The next prime is 1425514781. The reversal of 1425514776 is 6774155241.

It is a super-3 number, since 3×1425514776³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 21675 + ... + 57626.

It is an arithmetic number, because the mean of its divisors is an integer number (64234620).

Almost surely, 2^1425514776 is an apocalyptic number.

It is an amenable number.

1425514776 is an abundant number, since it is smaller than the sum of its proper divisors (2685500904).

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

1425514776 is a wasteful number, since it uses less digits than its factorization.

1425514776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79424 (or 79420 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 1425514776 is about 37755.9899353732. The cubic root of 1425514776 is about 1125.4440455485. Note that the first 3 decimals are identical.

The spelling of 1425514776 in words is "one billion, four hundred twenty-five million, five hundred fourteen thousand, seven hundred seventy-six".