63774898 has 16 divisors (see below), whose sum is σ = 105831360. Its totient is φ = 28579600.

The previous prime is 63774869. The next prime is 63774901. The reversal of 63774898 is 89847736.

It is a happy number.

It is a super-2 number, since 2×63774898² = 8134475229820808, which contains 22 as substring.

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, 18853 + ... + 21976.

It is an arithmetic number, because the mean of its divisors is an integer number (6614460).

Almost surely, 2^63774898 is an apocalyptic number.

63774898 is a deficient number, since it is larger than the sum of its proper divisors (42056462).

63774898 is a wasteful number, since it uses less digits than its factorization.

63774898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40913.

The product of its digits is 2032128, while the sum is 52.

The square root of 63774898 is about 7985.9187323689. The cubic root of 63774898 is about 399.5304866086.

The spelling of 63774898 in words is "sixty-three million, seven hundred seventy-four thousand, eight hundred ninety-eight".