2001423034 has 8 divisors (see below), whose sum is σ = 3233068020. Its totient is φ = 923733696.

The previous prime is 2001423029. The next prime is 2001423037. The reversal of 2001423034 is 4303241002.

It can be written as a sum of positive squares in 2 ways, for example, as 1957797009 + 43626025 = 44247^2 + 6605^2 .

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

It is a super-2 number, since 2×2001423034² = 8011388322051530312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2001423037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38488879 + ... + 38488930.

Almost surely, 2^2001423034 is an apocalyptic number.

2001423034 is a deficient number, since it is larger than the sum of its proper divisors (1231644986).

2001423034 is a wasteful number, since it uses less digits than its factorization.

2001423034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76977824.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2001423034 is about 44737.2667247341. The cubic root of 2001423034 is about 1260.2197974666.

Adding to 2001423034 its reverse (4303241002), we get a palindrome (6304664036).

The spelling of 2001423034 in words is "two billion, one million, four hundred twenty-three thousand, thirty-four".