40652120 has 16 divisors (see below), whose sum is σ = 91467360. Its totient is φ = 16260832.

The previous prime is 40652119. The next prime is 40652123. The reversal of 40652120 is 2125604.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 40652092 and 40652101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40652123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508112 + ... + 508191.

It is an arithmetic number, because the mean of its divisors is an integer number (5716710).

Almost surely, 2^40652120 is an apocalyptic number.

40652120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40652120 is an abundant number, since it is smaller than the sum of its proper divisors (50815240).

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

40652120 is a wasteful number, since it uses less digits than its factorization.

40652120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016314 (or 1016310 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40652120 is about 6375.9015048854. The cubic root of 40652120 is about 343.8436958915.

Adding to 40652120 its reverse (2125604), we get a palindrome (42777724).

The spelling of 40652120 in words is "forty million, six hundred fifty-two thousand, one hundred twenty".