45247338 has 24 divisors (see below), whose sum is σ = 98233668. Its totient is φ = 15052032.

The previous prime is 45247297. The next prime is 45247339. The reversal of 45247338 is 83374254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 29778849 + 15468489 = 5457^2 + 3933^2 .

It is not an unprimeable number, because it can be changed into a prime (45247339) 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, 7770 + ... + 12282.

Almost surely, 2^45247338 is an apocalyptic number.

45247338 is an abundant number, since it is smaller than the sum of its proper divisors (52986330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45247338 is a wasteful number, since it uses less digits than its factorization.

45247338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5078 (or 5075 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 45247338 is about 6726.6141557250. The cubic root of 45247338 is about 356.3398104133.

The spelling of 45247338 in words is "forty-five million, two hundred forty-seven thousand, three hundred thirty-eight".