40411428 has 24 divisors (see below), whose sum is σ = 94470432. Its totient is φ = 13445184.

The previous prime is 40411421. The next prime is 40411447. The reversal of 40411428 is 82411404.

It is a junction number, because it is equal to n+sod(n) for n = 40411398 and 40411407.

It is not an unprimeable number, because it can be changed into a prime (40411421) 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, 4176 + ... + 9912.

It is an arithmetic number, because the mean of its divisors is an integer number (3936268).

Almost surely, 2^40411428 is an apocalyptic number.

It is an amenable number.

40411428 is an abundant number, since it is smaller than the sum of its proper divisors (54059004).

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

40411428 is a wasteful number, since it uses less digits than its factorization.

40411428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331 (or 6329 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 40411428 is about 6356.9983482773. The cubic root of 40411428 is about 343.1637452805.

Subtracting from 40411428 its sum of digits (24), we obtain a palindrome (40411404).

The spelling of 40411428 in words is "forty million, four hundred eleven thousand, four hundred twenty-eight".