461464537 has 4 divisors (see below), whose sum is σ = 461630260. Its totient is φ = 461298816.

The previous prime is 461464529. The next prime is 461464567. The reversal of 461464537 is 735464164.

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

It can be written as a sum of positive squares in 2 ways, for example, as 159365376 + 302099161 = 12624^2 + 17381^2 .

It is a cyclic number.

It is not a de Polignac number, because 461464537 - 2³ = 461464529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461464537.

It is not an unprimeable number, because it can be changed into a prime (461464567) 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, 78612 + ... + 84277.

It is an arithmetic number, because the mean of its divisors is an integer number (115407565).

Almost surely, 2^461464537 is an apocalyptic number.

It is an amenable number.

461464537 is a deficient number, since it is larger than the sum of its proper divisors (165723).

461464537 is a wasteful number, since it uses less digits than its factorization.

461464537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165722.

The product of its digits is 241920, while the sum is 40.

The square root of 461464537 is about 21481.7256522841. The cubic root of 461464537 is about 772.7626276146.

The spelling of 461464537 in words is "four hundred sixty-one million, four hundred sixty-four thousand, five hundred thirty-seven".