45646437 has 8 divisors (see below), whose sum is σ = 61632640. Its totient is φ = 30045600.

The previous prime is 45646429. The next prime is 45646453. The reversal of 45646437 is 73464654.

It is a happy number.

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

It is not a de Polignac number, because 45646437 - 2³ = 45646429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45646395 and 45646404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45646457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96064 + ... + 96537.

It is an arithmetic number, because the mean of its divisors is an integer number (7704080).

Almost surely, 2^45646437 is an apocalyptic number.

It is an amenable number.

45646437 is a deficient number, since it is larger than the sum of its proper divisors (15986203).

45646437 is a wasteful number, since it uses less digits than its factorization.

45646437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192683.

The product of its digits is 241920, while the sum is 39.

The square root of 45646437 is about 6756.2146946349. The cubic root of 45646437 is about 357.3844300175.

The spelling of 45646437 in words is "forty-five million, six hundred forty-six thousand, four hundred thirty-seven".