2021033426 has 16 divisors (see below), whose sum is σ = 3089106720. Its totient is φ = 991452000.

The previous prime is 2021033383. The next prime is 2021033479. The reversal of 2021033426 is 6243301202.

It is a super-2 number, since 2×2021033426² = 8169152218018594952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3590 + ... + 63678.

It is an arithmetic number, because the mean of its divisors is an integer number (193069170).

Almost surely, 2^2021033426 is an apocalyptic number.

2021033426 is a deficient number, since it is larger than the sum of its proper divisors (1068073294).

2021033426 is a wasteful number, since it uses less digits than its factorization.

2021033426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60409.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2021033426 is about 44955.9053518000. The cubic root of 2021033426 is about 1264.3223992176.

Adding to 2021033426 its reverse (6243301202), we get a palindrome (8264334628).

The spelling of 2021033426 in words is "two billion, twenty-one million, thirty-three thousand, four hundred twenty-six".