147477 has 16 divisors (see below), whose sum is σ = 221760. Its totient is φ = 86400.

The previous prime is 147457. The next prime is 147481. The reversal of 147477 is 774741.

It is not a de Polignac number, because 147477 - 2⁸ = 147221 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147477.

It is not an unprimeable number, because it can be changed into a prime (147457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299 + ... + 1407.

It is an arithmetic number, because the mean of its divisors is an integer number (13860).

2¹⁴⁷⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

147477 is a deficient number, since it is larger than the sum of its proper divisors (74283).

147477 is a wasteful number, since it uses less digits than its factorization.

147477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164.

The product of its digits is 5488, while the sum is 30.

The square root of 147477 is about 384.0273427765. The cubic root of 147477 is about 52.8333438375.

Subtracting 147477 from its reverse (774741), we obtain a square (627264 = 792²).

It can be divided in two parts, 1474 and 77, that added together give a palindrome (1551).

The spelling of 147477 in words is "one hundred forty-seven thousand, four hundred seventy-seven", and thus it is an iban number.