45259469 has 4 divisors (see below), whose sum is σ = 47227296. Its totient is φ = 43291644.

The previous prime is 45259451. The next prime is 45259471. The reversal of 45259469 is 96495254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96495254 = 2 ⋅48247627.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45259469 is a prime.

It is a super-2 number, since 2×45259469² = 4096839068323922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45259429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983879 + ... + 983924.

It is an arithmetic number, because the mean of its divisors is an integer number (11806824).

Almost surely, 2^45259469 is an apocalyptic number.

It is an amenable number.

45259469 is a deficient number, since it is larger than the sum of its proper divisors (1967827).

45259469 is a wasteful number, since it uses less digits than its factorization.

45259469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967826.

The product of its digits is 388800, while the sum is 44.

The square root of 45259469 is about 6727.5158119472. The cubic root of 45259469 is about 356.3716529641.

The spelling of 45259469 in words is "forty-five million, two hundred fifty-nine thousand, four hundred sixty-nine".