1242506662 has 8 divisors (see below), whose sum is σ = 1874172600. Its totient is φ = 617782464.

The previous prime is 1242506651. The next prime is 1242506663. The reversal of 1242506662 is 2666052421.

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

It is a super-2 number, since 2×1242506662² = 3087645610228764488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242506663) 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, 1734987 + ... + 1735702.

It is an arithmetic number, because the mean of its divisors is an integer number (234271575).

Almost surely, 2^1242506662 is an apocalyptic number.

1242506662 is a deficient number, since it is larger than the sum of its proper divisors (631665938).

1242506662 is a wasteful number, since it uses less digits than its factorization.

1242506662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3470870.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1242506662 is about 35249.2079627330. The cubic root of 1242506662 is about 1075.0605084383.

The spelling of 1242506662 in words is "one billion, two hundred forty-two million, five hundred six thousand, six hundred sixty-two".