1242950694 has 36 divisors (see below), whose sum is σ = 2561488524. Its totient is φ = 402082848.

The previous prime is 1242950693. The next prime is 1242950713. The reversal of 1242950694 is 4960592421.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242950693) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3195052 + ... + 3195440.

It is an arithmetic number, because the mean of its divisors is an integer number (71152459).

Almost surely, 2^1242950694 is an apocalyptic number.

1242950694 is an abundant number, since it is smaller than the sum of its proper divisors (1318537830).

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

1242950694 is an frugal number, since it uses more digits than its factorization.

1242950694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 1242950694 is about 35255.5058678783. The cubic root of 1242950694 is about 1075.1885572258.

The spelling of 1242950694 in words is "one billion, two hundred forty-two million, nine hundred fifty thousand, six hundred ninety-four".