40550456 has 8 divisors (see below), whose sum is σ = 76032120. Its totient is φ = 20275224.

The previous prime is 40550453. The next prime is 40550473. The reversal of 40550456 is 65405504.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40550453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2534396 + ... + 2534411.

It is an arithmetic number, because the mean of its divisors is an integer number (9504015).

Almost surely, 2^40550456 is an apocalyptic number.

It is an amenable number.

40550456 is a deficient number, since it is larger than the sum of its proper divisors (35481664).

40550456 is a wasteful number, since it uses less digits than its factorization.

40550456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068813 (or 5068809 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 40550456 is about 6367.9239945213. The cubic root of 40550456 is about 343.5568251933.

The spelling of 40550456 in words is "forty million, five hundred fifty thousand, four hundred fifty-six".