40353250 has 32 divisors (see below), whose sum is σ = 86336640. Its totient is φ = 13834800.

The previous prime is 40353241. The next prime is 40353251. The reversal of 40353250 is 5235304.

It is not an unprimeable number, because it can be changed into a prime (40353251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9780 + ... + 13279.

It is an arithmetic number, because the mean of its divisors is an integer number (2698020).

Almost surely, 2^40353250 is an apocalyptic number.

40353250 is an abundant number, since it is smaller than the sum of its proper divisors (45983390).

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

40353250 is a wasteful number, since it uses less digits than its factorization.

40353250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23083 (or 23073 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 40353250 is about 6352.4207984043. The cubic root of 40353250 is about 342.9989885137.

Adding to 40353250 its reverse (5235304), we get a palindrome (45588554).

The spelling of 40353250 in words is "forty million, three hundred fifty-three thousand, two hundred fifty".