45892278 has 16 divisors (see below), whose sum is σ = 101982960. Its totient is φ = 15297408.

The previous prime is 45892271. The next prime is 45892303. The reversal of 45892278 is 87229854.

45892278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45892278² = 4212202360058568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45892271) 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, 424875 + ... + 424982.

It is an arithmetic number, because the mean of its divisors is an integer number (6373935).

Almost surely, 2^45892278 is an apocalyptic number.

45892278 is an abundant number, since it is smaller than the sum of its proper divisors (56090682).

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

45892278 is a wasteful number, since it uses less digits than its factorization.

45892278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849868 (or 849862 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 45892278 is about 6774.3839572318. The cubic root of 45892278 is about 358.0248778525.

The spelling of 45892278 in words is "forty-five million, eight hundred ninety-two thousand, two hundred seventy-eight".