45049850 has 12 divisors (see below), whose sum is σ = 83792814. Its totient is φ = 18019920.

The previous prime is 45049811. The next prime is 45049859. The reversal of 45049850 is 5894054.

It can be written as a sum of positive squares in 3 ways, for example, as 35271721 + 9778129 = 5939^2 + 3127^2 .

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 45049850.

It is not an unprimeable number, because it can be changed into a prime (45049859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 450449 + ... + 450548.

Almost surely, 2^45049850 is an apocalyptic number.

45049850 is a deficient number, since it is larger than the sum of its proper divisors (38742964).

45049850 is a wasteful number, since it uses less digits than its factorization.

45049850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901009 (or 901004 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 45049850 is about 6711.9185036769. The cubic root of 45049850 is about 355.8206235584.

The spelling of 45049850 in words is "forty-five million, forty-nine thousand, eight hundred fifty".