40052452 has 24 divisors (see below), whose sum is σ = 77105952. Its totient is φ = 18203240.

The previous prime is 40052431. The next prime is 40052461. The reversal of 40052452 is 25425004.

It is a super-2 number, since 2×40052452² = 3208397822424608, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1563 + ... + 9085.

It is an arithmetic number, because the mean of its divisors is an integer number (3212748).

Almost surely, 2^40052452 is an apocalyptic number.

It is an amenable number.

40052452 is a deficient number, since it is larger than the sum of its proper divisors (37053500).

40052452 is a wasteful number, since it uses less digits than its factorization.

40052452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7560 (or 7536 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 40052452 is about 6328.7006565329. The cubic root of 40052452 is about 342.1446101398.

Adding to 40052452 its reverse (25425004), we get a palindrome (65477456).

It can be divided in two parts, 40052 and 452, that added together give a palindrome (40504).

The spelling of 40052452 in words is "forty million, fifty-two thousand, four hundred fifty-two".