1071832730 has 16 divisors (see below), whose sum is σ = 1942078464. Its totient is φ = 425893200.

The previous prime is 1071832703. The next prime is 1071832739. The reversal of 1071832730 is 372381701.

It is a super-2 number, since 2×1071832730² = 2297650802198505800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071832739) 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, 353402 + ... + 356421.

It is an arithmetic number, because the mean of its divisors is an integer number (121379904).

Almost surely, 2^1071832730 is an apocalyptic number.

1071832730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1071832730 is a deficient number, since it is larger than the sum of its proper divisors (870245734).

1071832730 is a wasteful number, since it uses less digits than its factorization.

1071832730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709981.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 1071832730 is about 32738.8565774677. The cubic root of 1071832730 is about 1023.3927553291.

The spelling of 1071832730 in words is "one billion, seventy-one million, eight hundred thirty-two thousand, seven hundred thirty".