464478147 has 24 divisors (see below), whose sum is σ = 771919200. Its totient is φ = 263629440.

The previous prime is 464478137. The next prime is 464478151. The reversal of 464478147 is 741874464.

It is a happy number.

464478147 is a `hidden beast` number, since 464 + 47 + 8 + 147 = 666.

It is not a de Polignac number, because 464478147 - 2¹⁴ = 464461763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (464478127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15354 + ... + 34127.

It is an arithmetic number, because the mean of its divisors is an integer number (32163300).

Almost surely, 2^464478147 is an apocalyptic number.

464478147 is a deficient number, since it is larger than the sum of its proper divisors (307441053).

464478147 is a wasteful number, since it uses less digits than its factorization.

464478147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49643 (or 49640 counting only the distinct ones).

The product of its digits is 602112, while the sum is 45.

The square root of 464478147 is about 21551.7550793433. The cubic root of 464478147 is about 774.4411632774.

The spelling of 464478147 in words is "four hundred sixty-four million, four hundred seventy-eight thousand, one hundred forty-seven".