45462231 has 12 divisors (see below), whose sum is σ = 69124120. Its totient is φ = 28712880.

The previous prime is 45462211. The next prime is 45462239. The reversal of 45462231 is 13226454.

45462231 is a `hidden beast` number, since 4 + 5 + 4 + 622 + 31 = 666.

It is not a de Polignac number, because 45462231 - 2⁹ = 45461719 is a prime.

It is a super-2 number, since 2×45462231² = 4133628894994722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45462195 and 45462204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45462239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132760 + ... + 133101.

Almost surely, 2^45462231 is an apocalyptic number.

45462231 is a deficient number, since it is larger than the sum of its proper divisors (23661889).

45462231 is a wasteful number, since it uses less digits than its factorization.

45462231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265886 (or 265883 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 45462231 is about 6742.5685758470. The cubic root of 45462231 is about 356.9030407780.

Adding to 45462231 its reverse (13226454), we get a palindrome (58688685).

The spelling of 45462231 in words is "forty-five million, four hundred sixty-two thousand, two hundred thirty-one".