1025049298 has 64 divisors (see below), whose sum is σ = 1927537920. Its totient is φ = 398068992.

The previous prime is 1025049287. The next prime is 1025049299. The reversal of 1025049298 is 8929405201.

It is a self number, because there is not a number n which added to its sum of digits gives 1025049298.

It is not an unprimeable number, because it can be changed into a prime (1025049299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3233436 + ... + 3233752.

It is an arithmetic number, because the mean of its divisors is an integer number (30117780).

Almost surely, 2^1025049298 is an apocalyptic number.

1025049298 is a deficient number, since it is larger than the sum of its proper divisors (902488622).

1025049298 is a wasteful number, since it uses less digits than its factorization.

1025049298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 1025049298 is about 32016.3910833186. The cubic root of 1025049298 is about 1008.2810017206.

The spelling of 1025049298 in words is "one billion, twenty-five million, forty-nine thousand, two hundred ninety-eight".