40860210 has 64 divisors (see below), whose sum is σ = 101844864. Its totient is φ = 10483200.

The previous prime is 40860181. The next prime is 40860221. The reversal of 40860210 is 1206804.

It is a super-2 number, since 2×40860210² = 3339113522488200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145270 + ... + 145550.

It is an arithmetic number, because the mean of its divisors is an integer number (1591326).

Almost surely, 2^40860210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40860210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50922432).

40860210 is an abundant number, since it is smaller than the sum of its proper divisors (60984654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40860210 is a wasteful number, since it uses less digits than its factorization.

40860210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 40860210 is about 6392.1991520916. The cubic root of 40860210 is about 344.4293865156.

The spelling of 40860210 in words is "forty million, eight hundred sixty thousand, two hundred ten".