40265953 has 16 divisors (see below), whose sum is σ = 50901760. Its totient is φ = 30995136.

The previous prime is 40265933. The next prime is 40265957. The reversal of 40265953 is 35956204.

It is a cyclic number.

It is not a de Polignac number, because 40265953 - 2¹⁷ = 40134881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40265957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2613 + ... + 9346.

It is an arithmetic number, because the mean of its divisors is an integer number (3181360).

Almost surely, 2^40265953 is an apocalyptic number.

It is an amenable number.

40265953 is a deficient number, since it is larger than the sum of its proper divisors (10635807).

40265953 is a wasteful number, since it uses less digits than its factorization.

40265953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12016.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 40265953 is about 6345.5459182012. The cubic root of 40265953 is about 342.7514710636.

The spelling of 40265953 in words is "forty million, two hundred sixty-five thousand, nine hundred fifty-three".