1020404234 has 8 divisors (see below), whose sum is σ = 1611164640. Its totient is φ = 483349356.

The previous prime is 1020404227. The next prime is 1020404377. The reversal of 1020404234 is 4324040201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13426334 + ... + 13426409.

It is an arithmetic number, because the mean of its divisors is an integer number (201395580).

Almost surely, 2^1020404234 is an apocalyptic number.

1020404234 is a deficient number, since it is larger than the sum of its proper divisors (590760406).

1020404234 is a wasteful number, since it uses less digits than its factorization.

1020404234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26852764.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1020404234 is about 31943.7667472075. The cubic root of 1020404234 is about 1006.7556694889.

Adding to 1020404234 its reverse (4324040201), we get a palindrome (5344444435).

The spelling of 1020404234 in words is "one billion, twenty million, four hundred four thousand, two hundred thirty-four".