87793738 has 8 divisors (see below), whose sum is σ = 131771232. Its totient is φ = 43869996.

The previous prime is 87793733. The next prime is 87793747. The reversal of 87793738 is 83739778.

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

It is not an unprimeable number, because it can be changed into a prime (87793733) 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, 9070 + ... + 16057.

It is an arithmetic number, because the mean of its divisors is an integer number (16471404).

Almost surely, 2^87793738 is an apocalyptic number.

87793738 is a deficient number, since it is larger than the sum of its proper divisors (43977494).

87793738 is a wasteful number, since it uses less digits than its factorization.

87793738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26876.

The product of its digits is 1778112, while the sum is 52.

The square root of 87793738 is about 9369.8312684914. The cubic root of 87793738 is about 444.4482291391.

The spelling of 87793738 in words is "eighty-seven million, seven hundred ninety-three thousand, seven hundred thirty-eight".