40054100 has 36 divisors (see below), whose sum is σ = 87299100. Its totient is φ = 15951360.

The previous prime is 40054099. The next prime is 40054103. The reversal of 40054100 is 145004.

It can be written as a sum of positive squares in 6 ways, for example, as 11195716 + 28858384 = 3346^2 + 5372^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40054103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26156 + ... + 27644.

It is an arithmetic number, because the mean of its divisors is an integer number (2424975).

Almost surely, 2^40054100 is an apocalyptic number.

It is an amenable number.

40054100 is an abundant number, since it is smaller than the sum of its proper divisors (47245000).

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

40054100 is a wasteful number, since it uses less digits than its factorization.

40054100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 40054100 is about 6328.8308556952. The cubic root of 40054100 is about 342.1493027080.

Adding to 40054100 its reverse (145004), we get a palindrome (40199104).

The spelling of 40054100 in words is "forty million, fifty-four thousand, one hundred".