40053772 has 24 divisors (see below), whose sum is σ = 77231952. Its totient is φ = 18024000.

The previous prime is 40053749. The next prime is 40053773. The reversal of 40053772 is 27735004.

It is a self number, because there is not a number n which added to its sum of digits gives 40053772.

It is not an unprimeable number, because it can be changed into a prime (40053773) 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, 63 + ... + 8950.

It is an arithmetic number, because the mean of its divisors is an integer number (3217998).

Almost surely, 2^40053772 is an apocalyptic number.

It is an amenable number.

40053772 is a deficient number, since it is larger than the sum of its proper divisors (37178180).

40053772 is a wasteful number, since it uses less digits than its factorization.

40053772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9129 (or 9127 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 40053772 is about 6328.8049424832. The cubic root of 40053772 is about 342.1483687605.

Adding to 40053772 its reverse (27735004), we get a palindrome (67788776).

It can be divided in two parts, 4005 and 3772, that added together give a palindrome (7777).

The spelling of 40053772 in words is "forty million, fifty-three thousand, seven hundred seventy-two".