40102330 has 16 divisors (see below), whose sum is σ = 72268704. Its totient is φ = 16022160.

The previous prime is 40102319. The next prime is 40102343. The reversal of 40102330 is 3320104.

It is a self number, because there is not a number n which added to its sum of digits gives 40102330.

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, 9445 + ... + 13015.

It is an arithmetic number, because the mean of its divisors is an integer number (4516794).

Almost surely, 2^40102330 is an apocalyptic number.

40102330 is a deficient number, since it is larger than the sum of its proper divisors (32166374).

40102330 is a wasteful number, since it uses less digits than its factorization.

40102330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 40102330 is about 6332.6400497739. The cubic root of 40102330 is about 342.2865773930.

Adding to 40102330 its reverse (3320104), we get a palindrome (43422434).

The spelling of 40102330 in words is "forty million, one hundred two thousand, three hundred thirty".