1030293428 has 12 divisors (see below), whose sum is σ = 1846989732. Its totient is φ = 502582080.

The previous prime is 1030293427. The next prime is 1030293521. The reversal of 1030293428 is 8243920301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 330585124 + 699708304 = 18182^2 + 26452^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1030293394 and 1030293403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030293427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3140975 + ... + 3141302.

It is an arithmetic number, because the mean of its divisors is an integer number (153915811).

Almost surely, 2^1030293428 is an apocalyptic number.

It is an amenable number.

1030293428 is a deficient number, since it is larger than the sum of its proper divisors (816696304).

1030293428 is a wasteful number, since it uses less digits than its factorization.

1030293428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6282322 (or 6282320 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1030293428 is about 32098.1841854021. The cubic root of 1030293428 is about 1009.9975257267.

The spelling of 1030293428 in words is "one billion, thirty million, two hundred ninety-three thousand, four hundred twenty-eight".