40450452 has 48 divisors (see below), whose sum is σ = 108337152. Its totient is φ = 11507040.

The previous prime is 40450451. The next prime is 40450453. The reversal of 40450452 is 25405404.

It is an interprime number because it is at equal distance from previous prime (40450451) and next prime (40450453).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450451) 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, 21177 + ... + 23007.

It is an arithmetic number, because the mean of its divisors is an integer number (2257024).

Almost surely, 2^40450452 is an apocalyptic number.

40450452 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40450452 is an abundant number, since it is smaller than the sum of its proper divisors (67886700).

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

40450452 is a wasteful number, since it uses less digits than its factorization.

40450452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108 (or 2106 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 40450452 is about 6360.0669807794. The cubic root of 40450452 is about 343.2741704280.

Adding to 40450452 its reverse (25405404), we get a palindrome (65855856).

The spelling of 40450452 in words is "forty million, four hundred fifty thousand, four hundred fifty-two".