63404074 has 8 divisors (see below), whose sum is σ = 95948100. Its totient is φ = 31421376.

The previous prime is 63404041. The next prime is 63404093. The reversal of 63404074 is 47040436.

It can be written as a sum of positive squares in 2 ways, for example, as 60730849 + 2673225 = 7793^2 + 1635^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140049 + ... + 140500.

Almost surely, 2^63404074 is an apocalyptic number.

63404074 is a deficient number, since it is larger than the sum of its proper divisors (32544026).

63404074 is a wasteful number, since it uses less digits than its factorization.

63404074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280664.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 63404074 is about 7962.6675178611. The cubic root of 63404074 is about 398.7546140588.

The spelling of 63404074 in words is "sixty-three million, four hundred four thousand, seventy-four".