1033420442 has 4 divisors (see below), whose sum is σ = 1550130666. Its totient is φ = 516710220.

The previous prime is 1033420403. The next prime is 1033420477. The reversal of 1033420442 is 2440243301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2440243301 = 571 ⋅4273631.

It can be written as a sum of positive squares in only one way, i.e., 991053361 + 42367081 = 31481^2 + 6509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258355109 + ... + 258355112.

Almost surely, 2^1033420442 is an apocalyptic number.

1033420442 is a deficient number, since it is larger than the sum of its proper divisors (516710224).

1033420442 is an equidigital number, since it uses as much as digits as its factorization.

1033420442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516710223.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1033420442 is about 32146.8574202829. The cubic root of 1033420442 is about 1011.0182985460.

Adding to 1033420442 its reverse (2440243301), we get a palindrome (3473663743).

The spelling of 1033420442 in words is "one billion, thirty-three million, four hundred twenty thousand, four hundred forty-two".