1445864476 has 24 divisors (see below), whose sum is σ = 2897552000. Its totient is φ = 618408432.

The previous prime is 1445864473. The next prime is 1445864477. The reversal of 1445864476 is 6744685441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445864473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37770 + ... + 65713.

Almost surely, 2^1445864476 is an apocalyptic number.

It is an amenable number.

1445864476 is an abundant number, since it is smaller than the sum of its proper divisors (1451687524).

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

1445864476 is a wasteful number, since it uses less digits than its factorization.

1445864476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103993 (or 103991 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 49.

The square root of 1445864476 is about 38024.5246650106. The cubic root of 1445864476 is about 1130.7741258798.

The spelling of 1445864476 in words is "one billion, four hundred forty-five million, eight hundred sixty-four thousand, four hundred seventy-six".