246666642 has 32 divisors (see below), whose sum is σ = 508896000. Its totient is φ = 79648128.

The previous prime is 246666613. The next prime is 246666653.

246666642 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 246666594 and 246666603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50734 + ... + 55382.

It is an arithmetic number, because the mean of its divisors is an integer number (15903000).

Almost surely, 2^246666642 is an apocalyptic number.

246666642 is an abundant number, since it is smaller than the sum of its proper divisors (262229358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

246666642 is a wasteful number, since it uses less digits than its factorization.

246666642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930.

The product of its digits is 497664, while the sum is 42.

The square root of 246666642 is about 15705.6245339050. The cubic root of 246666642 is about 627.1481428198.

It can be divided in two parts, 24 and 6666642, that added together give a palindrome (6666666).

The spelling of 246666642 in words is "two hundred forty-six million, six hundred sixty-six thousand, six hundred forty-two".