45914481 has 6 divisors (see below), whose sum is σ = 66320930. Its totient is φ = 30609648.

The previous prime is 45914459. The next prime is 45914513. The reversal of 45914481 is 18441954.

It can be written as a sum of positive squares in only one way, i.e., 45684081 + 230400 = 6759^2 + 480^2 .

It is not a de Polignac number, because 45914481 - 2⁷ = 45914353 is a prime.

It is a super-2 number, since 2×45914481² = 4216279130998722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45914081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2550796 + ... + 2550813.

Almost surely, 2^45914481 is an apocalyptic number.

It is an amenable number.

45914481 is a deficient number, since it is larger than the sum of its proper divisors (20406449).

45914481 is a wasteful number, since it uses less digits than its factorization.

45914481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101615 (or 5101612 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 45914481 is about 6776.0225058658. The cubic root of 45914481 is about 358.0826068438.

The spelling of 45914481 in words is "forty-five million, nine hundred fourteen thousand, four hundred eighty-one".