45949194 has 20 divisors (see below), whose sum is σ = 102960594. Its totient is φ = 15316344.

The previous prime is 45949109. The next prime is 45949207. The reversal of 45949194 is 49194954.

45949194 is a `hidden beast` number, since 459 + 4 + 9 + 194 = 666.

It can be written as a sum of positive squares in only one way, i.e., 38900169 + 7049025 = 6237^2 + 2655^2 .

It is a super-2 number, since 2×45949194² = 4222656858499272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 141657 + ... + 141980.

Almost surely, 2^45949194 is an apocalyptic number.

45949194 is an abundant number, since it is smaller than the sum of its proper divisors (57011400).

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

45949194 is a wasteful number, since it uses less digits than its factorization.

45949194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283651 (or 283642 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 45949194 is about 6778.5834803445. The cubic root of 45949194 is about 358.1728252239.

The spelling of 45949194 in words is "forty-five million, nine hundred forty-nine thousand, one hundred ninety-four".