40345102 has 16 divisors (see below), whose sum is σ = 69253632. Its totient is φ = 17268120.

The previous prime is 40345093. The next prime is 40345103. The reversal of 40345102 is 20154304.

It is a self number, because there is not a number n which added to its sum of digits gives 40345102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40345103) 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, 13527 + ... + 16237.

It is an arithmetic number, because the mean of its divisors is an integer number (4328352).

Almost surely, 2^40345102 is an apocalyptic number.

40345102 is a deficient number, since it is larger than the sum of its proper divisors (28908530).

40345102 is a wasteful number, since it uses less digits than its factorization.

40345102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3783.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 40345102 is about 6351.7794357172. The cubic root of 40345102 is about 342.9759012045.

Adding to 40345102 its reverse (20154304), we get a palindrome (60499406).

The spelling of 40345102 in words is "forty million, three hundred forty-five thousand, one hundred two".