45919769 has 8 divisors (see below), whose sum is σ = 52990080. Its totient is φ = 38977056.

The previous prime is 45919739. The next prime is 45919781. The reversal of 45919769 is 96791954.

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 45919769 - 2⁸ = 45919513 is a prime.

It is a super-2 number, since 2×45919769² = 4217250370026722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45919729) 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, 31124 + ... + 32565.

It is an arithmetic number, because the mean of its divisors is an integer number (6623760).

Almost surely, 2^45919769 is an apocalyptic number.

It is an amenable number.

45919769 is a deficient number, since it is larger than the sum of its proper divisors (7070311).

45919769 is a wasteful number, since it uses less digits than its factorization.

45919769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63799.

The product of its digits is 612360, while the sum is 50.

The square root of 45919769 is about 6776.4126940440. The cubic root of 45919769 is about 358.0963531833.

The spelling of 45919769 in words is "forty-five million, nine hundred nineteen thousand, seven hundred sixty-nine".