147261028 has 6 divisors (see below), whose sum is σ = 257706806. Its totient is φ = 73630512.

The previous prime is 147261017. The next prime is 147261041. The reversal of 147261028 is 820162741.

It can be written as a sum of positive squares in only one way, i.e., 124144164 + 23116864 = 11142^2 + 4808^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18407625 + ... + 18407632.

Almost surely, 2^147261028 is an apocalyptic number.

It is an amenable number.

147261028 is a deficient number, since it is larger than the sum of its proper divisors (110445778).

147261028 is a wasteful number, since it uses less digits than its factorization.

147261028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36815261 (or 36815259 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 147261028 is about 12135.1154918278. The cubic root of 147261028 is about 528.0754072359.

It can be divided in two parts, 1472 and 61028, that added together give a square (62500 = 250²).

The spelling of 147261028 in words is "one hundred forty-seven million, two hundred sixty-one thousand, twenty-eight".