45847722 has 48 divisors (see below), whose sum is σ = 98645472. Its totient is φ = 14199840.

The previous prime is 45847721. The next prime is 45847751. The reversal of 45847722 is 22774854.

It is a super-2 number, since 2×45847722² = 4204027225178568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45847721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131953 + ... + 132299.

It is an arithmetic number, because the mean of its divisors is an integer number (2055114).

Almost surely, 2^45847722 is an apocalyptic number.

45847722 is an abundant number, since it is smaller than the sum of its proper divisors (52797750).

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

45847722 is a wasteful number, since it uses less digits than its factorization.

45847722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 432 counting only the distinct ones).

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

The square root of 45847722 is about 6771.0945939338. The cubic root of 45847722 is about 357.9089736635.

The spelling of 45847722 in words is "forty-five million, eight hundred forty-seven thousand, seven hundred twenty-two".