1249496794 has 64 divisors (see below), whose sum is σ = 2359348992. Its totient is φ = 483148800.

The previous prime is 1249496777. The next prime is 1249496797. The reversal of 1249496794 is 4976949421.

It is a super-2 number, since 2×1249496794² = 3122484476432556872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1249496797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2675349 + ... + 2675815.

It is an arithmetic number, because the mean of its divisors is an integer number (36864828).

Almost surely, 2^1249496794 is an apocalyptic number.

1249496794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1249496794 is a deficient number, since it is larger than the sum of its proper divisors (1109852198).

1249496794 is a wasteful number, since it uses less digits than its factorization.

1249496794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791.

The product of its digits is 3919104, while the sum is 55.

The square root of 1249496794 is about 35348.2219354807. The cubic root of 1249496794 is about 1077.0727756863.

The spelling of 1249496794 in words is "one billion, two hundred forty-nine million, four hundred ninety-six thousand, seven hundred ninety-four".