40054274 has 16 divisors (see below), whose sum is σ = 65802240. Its totient is φ = 18172560.

The previous prime is 40054271. The next prime is 40054283. The reversal of 40054274 is 47245004.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40054271) 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, 11522 + ... + 14589.

It is an arithmetic number, because the mean of its divisors is an integer number (4112640).

Almost surely, 2^40054274 is an apocalyptic number.

40054274 is a deficient number, since it is larger than the sum of its proper divisors (25747966).

40054274 is a wasteful number, since it uses less digits than its factorization.

40054274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26185.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 40054274 is about 6328.8446022951. The cubic root of 40054274 is about 342.1497981536.

Adding to 40054274 its reverse (47245004), we get a palindrome (87299278).

The spelling of 40054274 in words is "forty million, fifty-four thousand, two hundred seventy-four".