1294426616 has 32 divisors (see below), whose sum is σ = 2781373440. Its totient is φ = 553233888.

The previous prime is 1294426603. The next prime is 1294426633. The reversal of 1294426616 is 6166244921.

It is a super-2 number, since 2×1294426616² = 3351080528418422912, 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, 10940 + ... + 52043.

It is an arithmetic number, because the mean of its divisors is an integer number (86917920).

Almost surely, 2^1294426616 is an apocalyptic number.

It is an amenable number.

1294426616 is an abundant number, since it is smaller than the sum of its proper divisors (1486946824).

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

1294426616 is a wasteful number, since it uses less digits than its factorization.

1294426616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63363 (or 63359 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 1294426616 is about 35978.1408079962. The cubic root of 1294426616 is about 1089.8309689353.

The spelling of 1294426616 in words is "one billion, two hundred ninety-four million, four hundred twenty-six thousand, six hundred sixteen".