74663086 has 8 divisors (see below), whose sum is σ = 113529024. Its totient is φ = 36820080.

The previous prime is 74663051. The next prime is 74663101. The reversal of 74663086 is 68036647.

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

It is a super-2 number, since 2×74663086² = 11149152822086792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255550 + ... + 255841.

It is an arithmetic number, because the mean of its divisors is an integer number (14191128).

Almost surely, 2^74663086 is an apocalyptic number.

74663086 is a deficient number, since it is larger than the sum of its proper divisors (38865938).

74663086 is a wasteful number, since it uses less digits than its factorization.

74663086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511466.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 74663086 is about 8640.7804045699. The cubic root of 74663086 is about 421.0839085521.

The spelling of 74663086 in words is "seventy-four million, six hundred sixty-three thousand, eighty-six".