1043220398 has 16 divisors (see below), whose sum is σ = 1709258544. Its totient is φ = 473588160.

The previous prime is 1043220397. The next prime is 1043220433. The reversal of 1043220398 is 8930223401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043220397) 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, 12215 + ... + 47282.

It is an arithmetic number, because the mean of its divisors is an integer number (106828659).

Almost surely, 2^1043220398 is an apocalyptic number.

1043220398 is a deficient number, since it is larger than the sum of its proper divisors (666038146).

1043220398 is a wasteful number, since it uses less digits than its factorization.

1043220398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60307.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1043220398 is about 32298.9225516889. The cubic root of 1043220398 is about 1014.2040879646.

Adding to 1043220398 its reverse (8930223401), we get a palindrome (9973443799).

The spelling of 1043220398 in words is "one billion, forty-three million, two hundred twenty thousand, three hundred ninety-eight".