40473225 has 72 divisors (see below), whose sum is σ = 79416792. Its totient is φ = 19584000.

The previous prime is 40473193. The next prime is 40473247. The reversal of 40473225 is 52237404.

It can be written as a sum of positive squares in 12 ways, for example, as 5934096 + 34539129 = 2436^2 + 5877^2 .

It is not a de Polignac number, because 40473225 - 2⁵ = 40473193 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 295357 + ... + 295493.

It is an arithmetic number, because the mean of its divisors is an integer number (1103011).

Almost surely, 2^40473225 is an apocalyptic number.

40473225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40473225 is a deficient number, since it is larger than the sum of its proper divisors (38943567).

40473225 is a wasteful number, since it uses less digits than its factorization.

40473225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40473225 is about 6361.8570402045. The cubic root of 40473225 is about 343.3385777521.

The spelling of 40473225 in words is "forty million, four hundred seventy-three thousand, two hundred twenty-five".