63400414 has 48 divisors (see below), whose sum is σ = 122069376. Its totient is φ = 24418800.

The previous prime is 63400399. The next prime is 63400417. The reversal of 63400414 is 41400436.

It is a happy number.

It is a super-2 number, since 2×63400414² = 8039224990742792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63400417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110749 + ... + 111319.

It is an arithmetic number, because the mean of its divisors is an integer number (2543112).

Almost surely, 2^63400414 is an apocalyptic number.

63400414 is a deficient number, since it is larger than the sum of its proper divisors (58668962).

63400414 is a wasteful number, since it uses less digits than its factorization.

63400414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 63400414 is about 7962.4376920639. The cubic root of 63400414 is about 398.7469412081.

Adding to 63400414 its sum of digits (22), we get a palindrome (63400436).

The spelling of 63400414 in words is "sixty-three million, four hundred thousand, four hundred fourteen".