45523523 has 8 divisors (see below), whose sum is σ = 46266000. Its totient is φ = 44787168.

The previous prime is 45523493. The next prime is 45523529. The reversal of 45523523 is 32532554.

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 45523523 - 2¹² = 45519427 is a prime.

It is a super-2 number, since 2×45523523² = 4144782292663058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45523529) 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, 14840 + ... + 17642.

It is an arithmetic number, because the mean of its divisors is an integer number (5783250).

Almost surely, 2^45523523 is an apocalyptic number.

45523523 is a deficient number, since it is larger than the sum of its proper divisors (742477).

45523523 is a wasteful number, since it uses less digits than its factorization.

45523523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3061.

The product of its digits is 18000, while the sum is 29.

The square root of 45523523 is about 6747.1121970811. The cubic root of 45523523 is about 357.0633605080.

The spelling of 45523523 in words is "forty-five million, five hundred twenty-three thousand, five hundred twenty-three".