40352572 has 24 divisors (see below), whose sum is σ = 78674400. Its totient is φ = 17981376.

The previous prime is 40352551. The next prime is 40352573. The reversal of 40352572 is 27525304.

It is a self number, because there is not a number n which added to its sum of digits gives 40352572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40352573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11872 + ... + 14887.

It is an arithmetic number, because the mean of its divisors is an integer number (3278100).

Almost surely, 2^40352572 is an apocalyptic number.

It is an amenable number.

40352572 is a deficient number, since it is larger than the sum of its proper divisors (38321828).

40352572 is a wasteful number, since it uses less digits than its factorization.

40352572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26805 (or 26803 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 40352572 is about 6352.3674326978. The cubic root of 40352572 is about 342.9970675233.

Adding to 40352572 its reverse (27525304), we get a palindrome (67877876).

It can be divided in two parts, 403 and 52572, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 40352572 in words is "forty million, three hundred fifty-two thousand, five hundred seventy-two".