40468851 has 6 divisors (see below), whose sum is σ = 58455020. Its totient is φ = 26979228.

The previous prime is 40468843. The next prime is 40468853. The reversal of 40468851 is 15886404.

It is not a de Polignac number, because 40468851 - 2³ = 40468843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40468853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2248261 + ... + 2248278.

Almost surely, 2^40468851 is an apocalyptic number.

40468851 is a deficient number, since it is larger than the sum of its proper divisors (17986169).

40468851 is a wasteful number, since it uses less digits than its factorization.

40468851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496545 (or 4496542 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 40468851 is about 6361.5132633675. The cubic root of 40468851 is about 343.3262089409.

The spelling of 40468851 in words is "forty million, four hundred sixty-eight thousand, eight hundred fifty-one".