4229490 has 16 divisors (see below), whose sum is σ = 10150848. Its totient is φ = 1127856.

The previous prime is 4229479. The next prime is 4229503. The reversal of 4229490 is 949224.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 140983 = 4229490 / (4 + 2 + 2 + 9 + 4 + 9 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70462 + ... + 70521.

It is an arithmetic number, because the mean of its divisors is an integer number (634428).

Almost surely, 2^4229490 is an apocalyptic number.

4229490 is an abundant number, since it is smaller than the sum of its proper divisors (5921358).

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

4229490 is a wasteful number, since it uses less digits than its factorization.

4229490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140993.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4229490 is about 2056.5723911402. The cubic root of 4229490 is about 161.7196033585.

The spelling of 4229490 in words is "four million, two hundred twenty-nine thousand, four hundred ninety".