1445827040 has 96 divisors (see below), whose sum is σ = 4109253120. Its totient is φ = 469615104.

The previous prime is 1445827039. The next prime is 1445827057. The reversal of 1445827040 is 407285441.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 12692 + ... + 55251.

It is an arithmetic number, because the mean of its divisors is an integer number (42804720).

Almost surely, 2^1445827040 is an apocalyptic number.

1445827040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1445827040 is an abundant number, since it is smaller than the sum of its proper divisors (2663426080).

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

1445827040 is a wasteful number, since it uses less digits than its factorization.

1445827040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67984 (or 67976 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 35.

The square root of 1445827040 is about 38024.0324005753. The cubic root of 1445827040 is about 1130.7643665452.

The spelling of 1445827040 in words is "one billion, four hundred forty-five million, eight hundred twenty-seven thousand, forty".