45072263 has 8 divisors (see below), whose sum is σ = 45645600. Its totient is φ = 44502048.

The previous prime is 45072259. The next prime is 45072281. The reversal of 45072263 is 36227054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45072263 - 2² = 45072259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45072163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41870 + ... + 42932.

It is an arithmetic number, because the mean of its divisors is an integer number (5705700).

Almost surely, 2^45072263 is an apocalyptic number.

45072263 is a deficient number, since it is larger than the sum of its proper divisors (573337).

45072263 is a wasteful number, since it uses less digits than its factorization.

45072263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 45072263 is about 6713.5879379062. The cubic root of 45072263 is about 355.8796225372.

The spelling of 45072263 in words is "forty-five million, seventy-two thousand, two hundred sixty-three".