40101420 has 48 divisors (see below), whose sum is σ = 117169920. Its totient is φ = 10228416.

The previous prime is 40101409. The next prime is 40101437. The reversal of 40101420 is 2410104.

40101420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 40101396 and 40101405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13150 + ... + 15909.

It is an arithmetic number, because the mean of its divisors is an integer number (2441040).

Almost surely, 2^40101420 is an apocalyptic number.

It is an amenable number.

40101420 is an abundant number, since it is smaller than the sum of its proper divisors (77068500).

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

40101420 is a wasteful number, since it uses less digits than its factorization.

40101420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29094 (or 29092 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 40101420 is about 6332.5681993959. The cubic root of 40101420 is about 342.2839883236.

Adding to 40101420 its reverse (2410104), we get a palindrome (42511524).

The spelling of 40101420 in words is "forty million, one hundred one thousand, four hundred twenty".