40054038 has 16 divisors (see below), whose sum is σ = 81466560. Its totient is φ = 13124936.

The previous prime is 40054019. The next prime is 40054039. The reversal of 40054038 is 83045004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40053999 and 40054017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40054039) 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, 56220 + ... + 56927.

It is an arithmetic number, because the mean of its divisors is an integer number (5091660).

Almost surely, 2^40054038 is an apocalyptic number.

40054038 is an abundant number, since it is smaller than the sum of its proper divisors (41412522).

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

40054038 is a wasteful number, since it uses less digits than its factorization.

40054038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113211.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40054038 is about 6328.8259574743. The cubic root of 40054038 is about 342.1491261695.

The spelling of 40054038 in words is "forty million, fifty-four thousand, thirty-eight".