45988742 has 8 divisors (see below), whose sum is σ = 69013632. Its totient is φ = 22984200.

The previous prime is 45988739. The next prime is 45988771. The reversal of 45988742 is 24788954.

It is a happy number.

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

It is a super-2 number, since 2×45988742² = 4229928781485128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3392 + ... + 10172.

It is an arithmetic number, because the mean of its divisors is an integer number (8626704).

Almost surely, 2^45988742 is an apocalyptic number.

It is a pronic number, being equal to 6781×6782.

45988742 is a deficient number, since it is larger than the sum of its proper divisors (23024890).

45988742 is a wasteful number, since it uses less digits than its factorization.

45988742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174.

The product of its digits is 645120, while the sum is 47.

The square root of 45988742 is about 6781.4999815675. The cubic root of 45988742 is about 358.2755543160.

The spelling of 45988742 in words is "forty-five million, nine hundred eighty-eight thousand, seven hundred forty-two".