40050838 has 4 divisors (see below), whose sum is σ = 60076260. Its totient is φ = 20025418.

The previous prime is 40050823. The next prime is 40050839. The reversal of 40050838 is 83805004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40050839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10012708 + ... + 10012711.

It is an arithmetic number, because the mean of its divisors is an integer number (15019065).

Almost surely, 2^40050838 is an apocalyptic number.

40050838 is a deficient number, since it is larger than the sum of its proper divisors (20025422).

40050838 is a wasteful number, since it uses less digits than its factorization.

40050838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20025421.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 40050838 is about 6328.5731409221. The cubic root of 40050838 is about 342.1400142595.

The spelling of 40050838 in words is "forty million, fifty thousand, eight hundred thirty-eight".