45605742 has 64 divisors (see below), whose sum is σ = 113508864. Its totient is φ = 11894400.

The previous prime is 45605737. The next prime is 45605753. The reversal of 45605742 is 24750654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54733 + ... + 55559.

It is an arithmetic number, because the mean of its divisors is an integer number (1773576).

Almost surely, 2^45605742 is an apocalyptic number.

45605742 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45605742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56754432).

45605742 is an abundant number, since it is smaller than the sum of its proper divisors (67903122).

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

45605742 is a wasteful number, since it uses less digits than its factorization.

45605742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 45605742 is about 6753.2023514774. The cubic root of 45605742 is about 357.2781925649.

The spelling of 45605742 in words is "forty-five million, six hundred five thousand, seven hundred forty-two".