63057478 has 12 divisors (see below), whose sum is σ = 103245948. Its totient is φ = 28645560.

The previous prime is 63057457. The next prime is 63057499. The reversal of 63057478 is 87475036.

It is an interprime number because it is at equal distance from previous prime (63057457) and next prime (63057499).

It is a self number, because there is not a number n which added to its sum of digits gives 63057478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36400 + ... + 38092.

It is an arithmetic number, because the mean of its divisors is an integer number (8603829).

Almost surely, 2^63057478 is an apocalyptic number.

63057478 is a deficient number, since it is larger than the sum of its proper divisors (40188470).

63057478 is an equidigital number, since it uses as much as digits as its factorization.

63057478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 63057478 is about 7940.8738813811. The cubic root of 63057478 is about 398.0266936634.

The spelling of 63057478 in words is "sixty-three million, fifty-seven thousand, four hundred seventy-eight".