45214557 has 8 divisors (see below), whose sum is σ = 60572640. Its totient is φ = 29999760.

The previous prime is 45214537. The next prime is 45214579. The reversal of 45214557 is 75541254.

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

It is not a de Polignac number, because 45214557 - 2⁶ = 45214493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45214537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35082 + ... + 36347.

It is an arithmetic number, because the mean of its divisors is an integer number (7571580).

Almost surely, 2^45214557 is an apocalyptic number.

It is an amenable number.

45214557 is a deficient number, since it is larger than the sum of its proper divisors (15358083).

45214557 is a wasteful number, since it uses less digits than its factorization.

45214557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71643.

The product of its digits is 28000, while the sum is 33.

The square root of 45214557 is about 6724.1770500188. The cubic root of 45214557 is about 356.2537353871.

The spelling of 45214557 in words is "forty-five million, two hundred fourteen thousand, five hundred fifty-seven".