63494776 has 8 divisors (see below), whose sum is σ = 119052720. Its totient is φ = 31747384.

The previous prime is 63494759. The next prime is 63494777. The reversal of 63494776 is 67749436.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63494777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3968416 + ... + 3968431.

It is an arithmetic number, because the mean of its divisors is an integer number (14881590).

Almost surely, 2^63494776 is an apocalyptic number.

It is an amenable number.

63494776 is a deficient number, since it is larger than the sum of its proper divisors (55557944).

63494776 is a wasteful number, since it uses less digits than its factorization.

63494776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7936853 (or 7936849 counting only the distinct ones).

The product of its digits is 762048, while the sum is 46.

The square root of 63494776 is about 7968.3609356002. The cubic root of 63494776 is about 398.9446681353.

The spelling of 63494776 in words is "sixty-three million, four hundred ninety-four thousand, seven hundred seventy-six".