63346140 has 288 divisors, whose sum is σ = 237758976. Its totient is φ = 13432320.

The previous prime is 63346103. The next prime is 63346159. The reversal of 63346140 is 4164336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 591967 + ... + 592073.

It is an arithmetic number, because the mean of its divisors is an integer number (825552).

Almost surely, 2^63346140 is an apocalyptic number.

63346140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63346140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118879488).

63346140 is an abundant number, since it is smaller than the sum of its proper divisors (174412836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63346140 is a wasteful number, since it uses less digits than its factorization.

63346140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 63346140 is about 7959.0288352286. The cubic root of 63346140 is about 398.6331261266.

The spelling of 63346140 in words is "sixty-three million, three hundred forty-six thousand, one hundred forty".