40054460 has 12 divisors (see below), whose sum is σ = 84114408. Its totient is φ = 16021776.

The previous prime is 40054453. The next prime is 40054471. The reversal of 40054460 is 6445004.

It is a happy number.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001342 + ... + 1001381.

It is an arithmetic number, because the mean of its divisors is an integer number (7009534).

Almost surely, 2^40054460 is an apocalyptic number.

It is an amenable number.

40054460 is an abundant number, since it is smaller than the sum of its proper divisors (44059948).

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

40054460 is a wasteful number, since it uses less digits than its factorization.

40054460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002732 (or 2002730 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 40054460 is about 6328.8592969034. The cubic root of 40054460 is about 342.1503277664.

Adding to 40054460 its reverse (6445004), we get a palindrome (46499464).

The spelling of 40054460 in words is "forty million, fifty-four thousand, four hundred sixty".