29225438 has 16 divisors (see below), whose sum is σ = 48040560. Its totient is φ = 13224000.

The previous prime is 29225437. The next prime is 29225447. The reversal of 29225438 is 83452292.

It is a junction number, because it is equal to n+sod(n) for n = 29225398 and 29225407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29225437) 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, 2138 + ... + 7938.

It is an arithmetic number, because the mean of its divisors is an integer number (3002535).

Almost surely, 2^29225438 is an apocalyptic number.

29225438 is a deficient number, since it is larger than the sum of its proper divisors (18815122).

29225438 is a wasteful number, since it uses less digits than its factorization.

29225438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043.

The product of its digits is 34560, while the sum is 35.

The square root of 29225438 is about 5406.0556785886. The cubic root of 29225438 is about 308.0257399638.

It can be divided in two parts, 292254 and 38, that added together give a palindrome (292292).

The spelling of 29225438 in words is "twenty-nine million, two hundred twenty-five thousand, four hundred thirty-eight".