40351652 has 12 divisors (see below), whose sum is σ = 77035056. Its totient is φ = 18341640.

The previous prime is 40351651. The next prime is 40351657. The reversal of 40351652 is 25615304.

It is not an unprimeable number, because it can be changed into a prime (40351651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458498 + ... + 458585.

It is an arithmetic number, because the mean of its divisors is an integer number (6419588).

Almost surely, 2^40351652 is an apocalyptic number.

It is an amenable number.

40351652 is a deficient number, since it is larger than the sum of its proper divisors (36683404).

40351652 is a wasteful number, since it uses less digits than its factorization.

40351652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917098 (or 917096 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 40351652 is about 6352.2950183379. The cubic root of 40351652 is about 342.9944608353.

Adding to 40351652 its reverse (25615304), we get a palindrome (65966956).

The spelling of 40351652 in words is "forty million, three hundred fifty-one thousand, six hundred fifty-two".