147800 has 24 divisors (see below), whose sum is σ = 344100. Its totient is φ = 59040.

The previous prime is 147799. The next prime is 147811. The reversal of 147800 is 8741.

147800 = T₉₆ + T₉₇ + ... + T₁₂₀.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170 + ... + 569.

2¹⁴⁷⁸⁰⁰ is an apocalyptic number.

147800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147800 is an abundant number, since it is smaller than the sum of its proper divisors (196300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147800 is a wasteful number, since it uses less digits than its factorization.

147800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 746 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 147800 is about 384.4476557348. The cubic root of 147800 is about 52.8718870830.

The spelling of 147800 in words is "one hundred forty-seven thousand, eight hundred".