147102730 has 16 divisors (see below), whose sum is σ = 265945320. Its totient is φ = 58583232.

The previous prime is 147102707. The next prime is 147102743. The reversal of 147102730 is 37201741.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 146676321 + 426409 = 12111^2 + 653^2 .

It is a junction number, because it is equal to n+sod(n) for n = 147102695 and 147102704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29829 + ... + 34408.

Almost surely, 2^147102730 is an apocalyptic number.

147102730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

147102730 is a deficient number, since it is larger than the sum of its proper divisors (118842590).

147102730 is a wasteful number, since it uses less digits than its factorization.

147102730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64473.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 147102730 is about 12128.5914268723. The cubic root of 147102730 is about 527.8861214652.

The spelling of 147102730 in words is "one hundred forty-seven million, one hundred two thousand, seven hundred thirty".