1242595196 has 24 divisors (see below), whose sum is σ = 2275453824. Its totient is φ = 593015040.

The previous prime is 1242595169. The next prime is 1242595201. The reversal of 1242595196 is 6915952421.

It is a super-2 number, since 2×1242595196² = 3088085642244556832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59585 + ... + 77688.

It is an arithmetic number, because the mean of its divisors is an integer number (94810576).

Almost surely, 2^1242595196 is an apocalyptic number.

It is an amenable number.

1242595196 is a deficient number, since it is larger than the sum of its proper divisors (1032858628).

1242595196 is a wasteful number, since it uses less digits than its factorization.

1242595196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137381 (or 137379 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 1242595196 is about 35250.4637699988. The cubic root of 1242595196 is about 1075.0860420765.

The spelling of 1242595196 in words is "one billion, two hundred forty-two million, five hundred ninety-five thousand, one hundred ninety-six".