40896249 has 4 divisors (see below), whose sum is σ = 54528336. Its totient is φ = 27264164.

The previous prime is 40896241. The next prime is 40896257. The reversal of 40896249 is 94269804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (40896241) and next prime (40896257).

It is a cyclic number.

It is not a de Polignac number, because 40896249 - 2³ = 40896241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40896249.

It is not an unprimeable number, because it can be changed into a prime (40896241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6816039 + ... + 6816044.

It is an arithmetic number, because the mean of its divisors is an integer number (13632084).

Almost surely, 2^40896249 is an apocalyptic number.

It is an amenable number.

40896249 is a deficient number, since it is larger than the sum of its proper divisors (13632087).

40896249 is a wasteful number, since it uses less digits than its factorization.

40896249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632086.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 40896249 is about 6395.0175136586. The cubic root of 40896249 is about 344.5306198265.

The spelling of 40896249 in words is "forty million, eight hundred ninety-six thousand, two hundred forty-nine".