147474407 has 4 divisors (see below), whose sum is σ = 148086576. Its totient is φ = 146862240.

The previous prime is 147474373. The next prime is 147474449. The reversal of 147474407 is 704474741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147474407 - 2⁶ = 147474343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147474307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305723 + ... + 306204.

It is an arithmetic number, because the mean of its divisors is an integer number (37021644).

Almost surely, 2^147474407 is an apocalyptic number.

147474407 is a deficient number, since it is larger than the sum of its proper divisors (612169).

147474407 is an equidigital number, since it uses as much as digits as its factorization.

147474407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612168.

The product of its (nonzero) digits is 87808, while the sum is 38.

The square root of 147474407 is about 12143.9041086464. The cubic root of 147474407 is about 528.3303419000.

The spelling of 147474407 in words is "one hundred forty-seven million, four hundred seventy-four thousand, four hundred seven".