45742427 has 8 divisors (see below), whose sum is σ = 48510000. Its totient is φ = 42983424.

The previous prime is 45742409. The next prime is 45742439. The reversal of 45742427 is 72424754.

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

It is a cyclic number.

It is not a de Polignac number, because 45742427 - 2⁶ = 45742363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45742447) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11324 + ... + 14822.

It is an arithmetic number, because the mean of its divisors is an integer number (6063750).

Almost surely, 2^45742427 is an apocalyptic number.

45742427 is a deficient number, since it is larger than the sum of its proper divisors (2767573).

45742427 is a wasteful number, since it uses less digits than its factorization.

45742427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285.

The product of its digits is 62720, while the sum is 35.

The square root of 45742427 is about 6763.3147937975. The cubic root of 45742427 is about 357.6347694732.

The spelling of 45742427 in words is "forty-five million, seven hundred forty-two thousand, four hundred twenty-seven".