45730542 has 32 divisors (see below), whose sum is σ = 107452800. Its totient is φ = 12791520.

The previous prime is 45730537. The next prime is 45730547. The reversal of 45730542 is 24503754.

It is an interprime number because it is at equal distance from previous prime (45730537) and next prime (45730547).

It is a super-2 number, since 2×45730542² = 4182564943227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45730547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25792 + ... + 27507.

It is an arithmetic number, because the mean of its divisors is an integer number (3357900).

Almost surely, 2^45730542 is an apocalyptic number.

45730542 is an abundant number, since it is smaller than the sum of its proper divisors (61722258).

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

45730542 is a wasteful number, since it uses less digits than its factorization.

45730542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53328.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 45730542 is about 6762.4360995133. The cubic root of 45730542 is about 357.6037927068.

The spelling of 45730542 in words is "forty-five million, seven hundred thirty thousand, five hundred forty-two".