45772842 has 8 divisors (see below), whose sum is σ = 91545696. Its totient is φ = 15257612.

The previous prime is 45772819. The next prime is 45772847. The reversal of 45772842 is 24827754.

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

45772842 is an admirable number.

It is a super-3 number, since 3×45772842³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45772842.

It is not an unprimeable number, because it can be changed into a prime (45772847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3814398 + ... + 3814409.

It is an arithmetic number, because the mean of its divisors is an integer number (11443212).

Almost surely, 2^45772842 is an apocalyptic number.

45772842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45772842 is a wasteful number, since it uses less digits than its factorization.

45772842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7628812.

The product of its digits is 125440, while the sum is 39.

The square root of 45772842 is about 6765.5629477524. The cubic root of 45772842 is about 357.7140179393.

The spelling of 45772842 in words is "forty-five million, seven hundred seventy-two thousand, eight hundred forty-two".