40751798 has 8 divisors (see below), whose sum is σ = 61538400. Its totient is φ = 20239000.

The previous prime is 40751797. The next prime is 40751801. The reversal of 40751798 is 89715704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40751797) 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, 68078 + ... + 68673.

It is an arithmetic number, because the mean of its divisors is an integer number (7692300).

Almost surely, 2^40751798 is an apocalyptic number.

40751798 is a deficient number, since it is larger than the sum of its proper divisors (20786602).

40751798 is a wasteful number, since it uses less digits than its factorization.

40751798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136902.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 40751798 is about 6383.7134960773. The cubic root of 40751798 is about 344.1244986090.

The spelling of 40751798 in words is "forty million, seven hundred fifty-one thousand, seven hundred ninety-eight".