41840978 has 16 divisors (see below), whose sum is σ = 68001120. Its totient is φ = 19231296.

The previous prime is 41840957. The next prime is 41840987. The reversal of 41840978 is 87904814.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12848 + ... + 15771.

It is an arithmetic number, because the mean of its divisors is an integer number (4250070).

Almost surely, 2^41840978 is an apocalyptic number.

41840978 is a deficient number, since it is larger than the sum of its proper divisors (26160142).

41840978 is a wasteful number, since it uses less digits than its factorization.

41840978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28681.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 41840978 is about 6468.4602495493. The cubic root of 41840978 is about 347.1634074940.

The spelling of 41840978 in words is "forty-one million, eight hundred forty thousand, nine hundred seventy-eight".