147914440 has 32 divisors (see below), whose sum is σ = 336555000. Its totient is φ = 58499584.

The previous prime is 147914407. The next prime is 147914461. The reversal of 147914440 is 44419741.

147914440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 53085796 + 94828644 = 7286^2 + 9738^2 .

It is a junction number, because it is equal to n+sod(n) for n = 147914396 and 147914405.

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, 17215 + ... + 24334.

Almost surely, 2^147914440 is an apocalyptic number.

147914440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147914440 is an abundant number, since it is smaller than the sum of its proper divisors (188640560).

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

147914440 is a wasteful number, since it uses less digits than its factorization.

147914440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41649 (or 41645 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 147914440 is about 12162.0080578825. The cubic root of 147914440 is about 528.8552961295.

The spelling of 147914440 in words is "one hundred forty-seven million, nine hundred fourteen thousand, four hundred forty".