1445948924 has 12 divisors (see below), whose sum is σ = 2891897904. Its totient is φ = 619692384.

The previous prime is 1445948921. The next prime is 1445948947. The reversal of 1445948924 is 4298495441.

It is a happy number.

1445948924 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445948921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25820489 + ... + 25820544.

It is an arithmetic number, because the mean of its divisors is an integer number (240991492).

Almost surely, 2^1445948924 is an apocalyptic number.

1445948924 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1445948924 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1445948924 is a wasteful number, since it uses less digits than its factorization.

1445948924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51641044 (or 51641042 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 1445948924 is about 38025.6350900284. The cubic root of 1445948924 is about 1130.7961403346.

The spelling of 1445948924 in words is "one billion, four hundred forty-five million, nine hundred forty-eight thousand, nine hundred twenty-four".