40252210 has 16 divisors (see below), whose sum is σ = 73996416. Its totient is φ = 15758128.

The previous prime is 40252183. The next prime is 40252211. The reversal of 40252210 is 1225204.

It is not an unprimeable number, because it can be changed into a prime (40252211) 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, 42352 + ... + 43291.

It is an arithmetic number, because the mean of its divisors is an integer number (4624776).

Almost surely, 2^40252210 is an apocalyptic number.

40252210 is a deficient number, since it is larger than the sum of its proper divisors (33744206).

40252210 is a wasteful number, since it uses less digits than its factorization.

40252210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85697.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 40252210 is about 6344.4629402338. The cubic root of 40252210 is about 342.7124722808.

Adding to 40252210 its reverse (1225204), we get a palindrome (41477414).

The spelling of 40252210 in words is "forty million, two hundred fifty-two thousand, two hundred ten".