1294398802 has 32 divisors (see below), whose sum is σ = 2077004592. Its totient is φ = 602886144.

The previous prime is 1294398793. The next prime is 1294398803. The reversal of 1294398802 is 2088934921.

It can be written as a sum of positive squares in 8 ways, for example, as 809914681 + 484484121 = 28459^2 + 22011^2 .

It is not an unprimeable number, because it can be changed into a prime (1294398803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1981908 + ... + 1982560.

Almost surely, 2^1294398802 is an apocalyptic number.

1294398802 is a deficient number, since it is larger than the sum of its proper divisors (782605790).

1294398802 is a wasteful number, since it uses less digits than its factorization.

1294398802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 1294398802 is about 35977.7542656570. The cubic root of 1294398802 is about 1089.8231629628.

The spelling of 1294398802 in words is "one billion, two hundred ninety-four million, three hundred ninety-eight thousand, eight hundred two".