63429438 has 16 divisors (see below), whose sum is σ = 131233680. Its totient is φ = 20414016.

The previous prime is 63429437. The next prime is 63429463. The reversal of 63429438 is 83492436.

It is a junction number, because it is equal to n+sod(n) for n = 63429396 and 63429405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63429437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182095 + ... + 182442.

It is an arithmetic number, because the mean of its divisors is an integer number (8202105).

Almost surely, 2^63429438 is an apocalyptic number.

63429438 is an abundant number, since it is smaller than the sum of its proper divisors (67804242).

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

63429438 is a wasteful number, since it uses less digits than its factorization.

63429438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364571.

The product of its digits is 124416, while the sum is 39.

The square root of 63429438 is about 7964.2600409580. The cubic root of 63429438 is about 398.8077792211.

The spelling of 63429438 in words is "sixty-three million, four hundred twenty-nine thousand, four hundred thirty-eight".