45742275 has 36 divisors (see below), whose sum is σ = 82347408. Its totient is φ = 24271680.

The previous prime is 45742271. The next prime is 45742313. The reversal of 45742275 is 57224754.

It is a happy number.

It is not a de Polignac number, because 45742275 - 2² = 45742271 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45742271) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58789 + ... + 59561.

It is an arithmetic number, because the mean of its divisors is an integer number (2287428).

Almost surely, 2^45742275 is an apocalyptic number.

45742275 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45742275 is a deficient number, since it is larger than the sum of its proper divisors (36605133).

45742275 is a wasteful number, since it uses less digits than its factorization.

45742275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 1044 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 45742275 is about 6763.3035566948. The cubic root of 45742275 is about 357.6343733380.

The spelling of 45742275 in words is "forty-five million, seven hundred forty-two thousand, two hundred seventy-five".