1012796442 has 48 divisors (see below), whose sum is σ = 2512553472. Its totient is φ = 288830880.

The previous prime is 1012796423. The next prime is 1012796479. The reversal of 1012796442 is 2446972101.

It is a happy number.

1012796442 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 7 + 9 + 644 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1012796397 and 1012796406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62967 + ... + 77397.

It is an arithmetic number, because the mean of its divisors is an integer number (52344864).

Almost surely, 2^1012796442 is an apocalyptic number.

1012796442 is an abundant number, since it is smaller than the sum of its proper divisors (1499757030).

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

1012796442 is a wasteful number, since it uses less digits than its factorization.

1012796442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15003 (or 15000 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1012796442 is about 31824.4629491214. The cubic root of 1012796442 is about 1004.2474145941.

The spelling of 1012796442 in words is "one billion, twelve million, seven hundred ninety-six thousand, four hundred forty-two".