45619951 has 8 divisors (see below), whose sum is σ = 49432880. Its totient is φ = 41850432.

The previous prime is 45619943. The next prime is 45619967. The reversal of 45619951 is 15991654.

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

It is not a de Polignac number, because 45619951 - 2³ = 45619943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45619901) 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, 8646 + ... + 12883.

It is an arithmetic number, because the mean of its divisors is an integer number (6179110).

Almost surely, 2^45619951 is an apocalyptic number.

45619951 is a deficient number, since it is larger than the sum of its proper divisors (3812929).

45619951 is a wasteful number, since it uses less digits than its factorization.

45619951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21705.

The product of its digits is 48600, while the sum is 40.

The square root of 45619951 is about 6754.2542889648. The cubic root of 45619951 is about 357.3152934392.

The spelling of 45619951 in words is "forty-five million, six hundred nineteen thousand, nine hundred fifty-one".