1246006421 has 8 divisors (see below), whose sum is σ = 1364451264. Its totient is φ = 1128423520.

The previous prime is 1246006417. The next prime is 1246006423.

1246006421 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 1246006421 - 2² = 1246006417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246006423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212456 + ... + 218241.

It is an arithmetic number, because the mean of its divisors is an integer number (170556408).

Almost surely, 2^1246006421 is an apocalyptic number.

1246006421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1246006421 is a deficient number, since it is larger than the sum of its proper divisors (118444843).

1246006421 is a wasteful number, since it uses less digits than its factorization.

1246006421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430971.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1246006421 is about 35298.8161416215. The cubic root of 1246006421 is about 1076.0689337893.

The spelling of 1246006421 in words is "one billion, two hundred forty-six million, six thousand, four hundred twenty-one".