45001456 has 20 divisors (see below), whose sum is σ = 87451000. Its totient is φ = 22433472.

The previous prime is 45001441. The next prime is 45001457. The reversal of 45001456 is 65410054.

It is a super-3 number, since 3×45001456³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45001456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45001457) 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, 1555 + ... + 9613.

It is an arithmetic number, because the mean of its divisors is an integer number (4372550).

Almost surely, 2^45001456 is an apocalyptic number.

It is an amenable number.

45001456 is a deficient number, since it is larger than the sum of its proper divisors (42449544).

45001456 is a wasteful number, since it uses less digits than its factorization.

45001456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8416 (or 8410 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 45001456 is about 6708.3124554541. The cubic root of 45001456 is about 355.6931665829.

The spelling of 45001456 in words is "forty-five million, one thousand, four hundred fifty-six".