1042536730 has 16 divisors (see below), whose sum is σ = 1986952680. Its totient is φ = 392484352.

The previous prime is 1042536721. The next prime is 1042536731. The reversal of 1042536730 is 376352401.

It can be written as a sum of positive squares in 4 ways, for example, as 1031758641 + 10778089 = 32121^2 + 3283^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1042536692 and 1042536701.

It is not an unprimeable number, because it can be changed into a prime (1042536731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3066115 + ... + 3066454.

Almost surely, 2^1042536730 is an apocalyptic number.

1042536730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042536730 is a deficient number, since it is larger than the sum of its proper divisors (944415950).

1042536730 is a wasteful number, since it uses less digits than its factorization.

1042536730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6132593.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 1042536730 is about 32288.3373681582. The cubic root of 1042536730 is about 1013.9824887691.

The spelling of 1042536730 in words is "one billion, forty-two million, five hundred thirty-six thousand, seven hundred thirty".