1122430 has 16 divisors (see below), whose sum is σ = 2041200. Its totient is φ = 444352.

The previous prime is 1122427. The next prime is 1122431. The reversal of 1122430 is 342211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122431) 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, 546 + ... + 1594.

It is an arithmetic number, because the mean of its divisors is an integer number (127575).

2^1122430 is an apocalyptic number.

1122430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122430 is a deficient number, since it is larger than the sum of its proper divisors (918770).

1122430 is a wasteful number, since it uses less digits than its factorization.

1122430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1122430 is about 1059.4479694633. The cubic root of 1122430 is about 103.9249335031.

Adding to 1122430 its reverse (342211), we get a palindrome (1464641).

The spelling of 1122430 in words is "one million, one hundred twenty-two thousand, four hundred thirty".