40501206 has 24 divisors (see below), whose sum is σ = 91568880. Its totient is φ = 12913296.

The previous prime is 40501187. The next prime is 40501207. The reversal of 40501206 is 60210504.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40501207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48501 + ... + 49328.

It is an arithmetic number, because the mean of its divisors is an integer number (3815370).

Almost surely, 2^40501206 is an apocalyptic number.

40501206 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40501206 is an abundant number, since it is smaller than the sum of its proper divisors (51067674).

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

40501206 is a wasteful number, since it uses less digits than its factorization.

40501206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97860 (or 97857 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 40501206 is about 6364.0557822822. The cubic root of 40501206 is about 343.4176814368.

The spelling of 40501206 in words is "forty million, five hundred one thousand, two hundred six".