40667265 has 32 divisors (see below), whose sum is σ = 73209600. Its totient is φ = 21683376.

The previous prime is 40667233. The next prime is 40667269. The reversal of 40667265 is 56276604.

It is not a de Polignac number, because 40667265 - 2⁵ = 40667233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40667269) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9076 + ... + 12794.

It is an arithmetic number, because the mean of its divisors is an integer number (2287800).

Almost surely, 2^40667265 is an apocalyptic number.

40667265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40667265 is a deficient number, since it is larger than the sum of its proper divisors (32542335).

40667265 is an frugal number, since it uses more digits than its factorization.

40667265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745 (or 3727 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 40667265 is about 6377.0890694736. The cubic root of 40667265 is about 343.8863903949.

The spelling of 40667265 in words is "forty million, six hundred sixty-seven thousand, two hundred sixty-five".