42333434 has 32 divisors (see below), whose sum is σ = 78998976. Its totient is φ = 16715520.

The previous prime is 42333427. The next prime is 42333437. The reversal of 42333434 is 43433324.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (42333437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509 + ... + 9215.

It is an arithmetic number, because the mean of its divisors is an integer number (2468718).

Almost surely, 2^42333434 is an apocalyptic number.

42333434 is a deficient number, since it is larger than the sum of its proper divisors (36665542).

42333434 is a wasteful number, since it uses less digits than its factorization.

42333434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8750.

The product of its digits is 10368, while the sum is 26.

The square root of 42333434 is about 6506.4148346075. The cubic root of 42333434 is about 348.5201024202.

Adding to 42333434 its reverse (43433324), we get a palindrome (85766758).

It can be divided in two parts, 4233 and 3434, that added together give a palindrome (7667).

The spelling of 42333434 in words is "forty-two million, three hundred thirty-three thousand, four hundred thirty-four".