40968459 has 18 divisors (see below), whose sum is σ = 68838900. Its totient is φ = 23410296.

The previous prime is 40968457. The next prime is 40968461. The reversal of 40968459 is 95486904.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40968457) and next prime (40968461).

It is not a de Polignac number, because 40968459 - 2¹ = 40968457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40968457) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 46009 + ... + 46890.

Almost surely, 2^40968459 is an apocalyptic number.

40968459 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

40968459 is a deficient number, since it is larger than the sum of its proper divisors (27870441).

40968459 is a wasteful number, since it uses less digits than its factorization.

40968459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92919 (or 92909 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 40968459 is about 6400.6608252586. The cubic root of 40968459 is about 344.7332784111.

The spelling of 40968459 in words is "forty million, nine hundred sixty-eight thousand, four hundred fifty-nine".