612002001 has 32 divisors (see below), whose sum is σ = 894845952. Its totient is φ = 369794880.

The previous prime is 612001991. The next prime is 612002021. The reversal of 612002001 is 100200216.

It is not a de Polignac number, because 612002001 - 2⁶ = 612001937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (612002021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 525646 + ... + 526808.

It is an arithmetic number, because the mean of its divisors is an integer number (27963936).

Almost surely, 2^612002001 is an apocalyptic number.

It is an amenable number.

612002001 is a deficient number, since it is larger than the sum of its proper divisors (282843951).

612002001 is a wasteful number, since it uses less digits than its factorization.

612002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 612002001 is about 24738.6741964884. The cubic root of 612002001 is about 849.0194001957.

Adding to 612002001 its reverse (100200216), we get a palindrome (712202217).

The spelling of 612002001 in words is "six hundred twelve million, two thousand, one".