45812609 has 8 divisors (see below), whose sum is σ = 46269888. Its totient is φ = 45357840.

The previous prime is 45812561. The next prime is 45812633. The reversal of 45812609 is 90621854.

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 45812609 - 2⁸ = 45812353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45812659) 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, 65954 + ... + 66644.

It is an arithmetic number, because the mean of its divisors is an integer number (5783736).

Almost surely, 2^45812609 is an apocalyptic number.

It is an amenable number.

45812609 is a deficient number, since it is larger than the sum of its proper divisors (457279).

45812609 is a wasteful number, since it uses less digits than its factorization.

45812609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 45812609 is about 6768.5012373494. The cubic root of 45812609 is about 357.8175807736.

The spelling of 45812609 in words is "forty-five million, eight hundred twelve thousand, six hundred nine".