147404440 has 16 divisors (see below), whose sum is σ = 331660080. Its totient is φ = 58961760.

The previous prime is 147404429. The next prime is 147404483. The reversal of 147404440 is 44404741.

It is a happy number.

147404440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 147404399 and 147404408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1842516 + ... + 1842595.

It is an arithmetic number, because the mean of its divisors is an integer number (20728755).

Almost surely, 2^147404440 is an apocalyptic number.

147404440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147404440 is an abundant number, since it is smaller than the sum of its proper divisors (184255640).

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

147404440 is a wasteful number, since it uses less digits than its factorization.

147404440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685122 (or 3685118 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 28.

The square root of 147404440 is about 12141.0230211461. The cubic root of 147404440 is about 528.2467759053.

The spelling of 147404440 in words is "one hundred forty-seven million, four hundred four thousand, four hundred forty".