45238336 has 56 divisors (see below), whose sum is σ = 105485184. Its totient is φ = 18977280.

The previous prime is 45238313. The next prime is 45238357. The reversal of 45238336 is 63383254.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6681 + ... + 11623.

It is an arithmetic number, because the mean of its divisors is an integer number (1883664).

Almost surely, 2^45238336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45238336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52742592).

45238336 is an abundant number, since it is smaller than the sum of its proper divisors (60246848).

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

45238336 is a wasteful number, since it uses less digits than its factorization.

45238336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4979 (or 4969 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 45238336 is about 6725.9449893677. The cubic root of 45238336 is about 356.3161774670.

The spelling of 45238336 in words is "forty-five million, two hundred thirty-eight thousand, three hundred thirty-six".