45730138 has 8 divisors (see below), whose sum is σ = 68787360. Its totient is φ = 22801020.

The previous prime is 45730121. The next prime is 45730151. The reversal of 45730138 is 83103754.

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

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, 31128 + ... + 32563.

It is an arithmetic number, because the mean of its divisors is an integer number (8598420).

Almost surely, 2^45730138 is an apocalyptic number.

45730138 is a deficient number, since it is larger than the sum of its proper divisors (23057222).

45730138 is a wasteful number, since it uses less digits than its factorization.

45730138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64052.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 45730138 is about 6762.4062285550. The cubic root of 45730138 is about 357.6027396371.

The spelling of 45730138 in words is "forty-five million, seven hundred thirty thousand, one hundred thirty-eight".