1445725692 has 48 divisors (see below), whose sum is σ = 3750386080. Its totient is φ = 481624704.

The previous prime is 1445725691. The next prime is 1445725711. The reversal of 1445725692 is 2965275441.

1445725692 is a `hidden beast` number, since 1 + 445 + 72 + 56 + 92 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445725691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264378 + ... + 269790.

Almost surely, 2^1445725692 is an apocalyptic number.

1445725692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1445725692 is an abundant number, since it is smaller than the sum of its proper divisors (2304660388).

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

1445725692 is a wasteful number, since it uses less digits than its factorization.

1445725692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7899 (or 7891 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 1445725692 is about 38022.6996937356. The cubic root of 1445725692 is about 1130.7379449006.

The spelling of 1445725692 in words is "one billion, four hundred forty-five million, seven hundred twenty-five thousand, six hundred ninety-two".