40235254 has 4 divisors (see below), whose sum is σ = 60352884. Its totient is φ = 20117626.

The previous prime is 40235201. The next prime is 40235263. The reversal of 40235254 is 45253204.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058812 + ... + 10058815.

It is an arithmetic number, because the mean of its divisors is an integer number (15088221).

Almost surely, 2^40235254 is an apocalyptic number.

40235254 is a deficient number, since it is larger than the sum of its proper divisors (20117630).

40235254 is a wasteful number, since it uses less digits than its factorization.

40235254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20117629.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 40235254 is about 6343.1265161590. The cubic root of 40235254 is about 342.6643436702.

Adding to 40235254 its reverse (45253204), we get a palindrome (85488458).

The spelling of 40235254 in words is "forty million, two hundred thirty-five thousand, two hundred fifty-four".