45652040 has 64 divisors (see below), whose sum is σ = 119923200. Its totient is φ = 15314688.

The previous prime is 45652039. The next prime is 45652051. The reversal of 45652040 is 4025654.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11426 + ... + 14894.

It is an arithmetic number, because the mean of its divisors is an integer number (1873800).

Almost surely, 2^45652040 is an apocalyptic number.

45652040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45652040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59961600).

45652040 is an abundant number, since it is smaller than the sum of its proper divisors (74271160).

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

45652040 is a wasteful number, since it uses less digits than its factorization.

45652040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 45652040 is about 6756.6293371769. The cubic root of 45652040 is about 357.3990521375.

Adding to 45652040 its reverse (4025654), we get a palindrome (49677694).

The spelling of 45652040 in words is "forty-five million, six hundred fifty-two thousand, forty".