45420613 has 8 divisors (see below), whose sum is σ = 52283840. Its totient is φ = 38651040.

The previous prime is 45420601. The next prime is 45420643. The reversal of 45420613 is 31602454.

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 45420613 - 2⁵ = 45420581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45420643) 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, 22368 + ... + 24313.

It is an arithmetic number, because the mean of its divisors is an integer number (6535480).

Almost surely, 2^45420613 is an apocalyptic number.

It is an amenable number.

45420613 is a deficient number, since it is larger than the sum of its proper divisors (6863227).

45420613 is a wasteful number, since it uses less digits than its factorization.

45420613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46827.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 45420613 is about 6739.4816566261. The cubic root of 45420613 is about 356.7940996103.

The spelling of 45420613 in words is "forty-five million, four hundred twenty thousand, six hundred thirteen".