1425714774 has 32 divisors (see below), whose sum is σ = 3112477056. Its totient is φ = 431781120.

The previous prime is 1425714743. The next prime is 1425714781. The reversal of 1425714774 is 4774175241.

It is a happy number.

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, 128454 + ... + 139110.

It is an arithmetic number, because the mean of its divisors is an integer number (97264908).

Almost surely, 2^1425714774 is an apocalyptic number.

1425714774 is an abundant number, since it is smaller than the sum of its proper divisors (1686762282).

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

1425714774 is a wasteful number, since it uses less digits than its factorization.

1425714774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12700.

The product of its digits is 219520, while the sum is 42.

The square root of 1425714774 is about 37758.6384023577. The cubic root of 1425714774 is about 1125.4966759003.

The spelling of 1425714774 in words is "one billion, four hundred twenty-five million, seven hundred fourteen thousand, seven hundred seventy-four".