40455254 has 16 divisors (see below), whose sum is σ = 69465600. Its totient is φ = 17309544.

The previous prime is 40455251. The next prime is 40455263. The reversal of 40455254 is 45255404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40455251) 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, 8057 + ... + 12075.

It is an arithmetic number, because the mean of its divisors is an integer number (4341600).

Almost surely, 2^40455254 is an apocalyptic number.

40455254 is a deficient number, since it is larger than the sum of its proper divisors (29010346).

40455254 is a wasteful number, since it uses less digits than its factorization.

40455254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 40455254 is about 6360.4444813236. Note that the first 4 decimals coincide. The cubic root of 40455254 is about 343.2877536083.

The spelling of 40455254 in words is "forty million, four hundred fifty-five thousand, two hundred fifty-four".