46273509 has 6 divisors (see below), whose sum is σ = 66839526. Its totient is φ = 30849000.

The previous prime is 46273501. The next prime is 46273511. The reversal of 46273509 is 90537264.

It can be written as a sum of positive squares in only one way, i.e., 42185025 + 4088484 = 6495^2 + 2022^2 .

It is not a de Polignac number, because 46273509 - 2³ = 46273501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46273501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2570742 + ... + 2570759.

It is an arithmetic number, because the mean of its divisors is an integer number (11139921).

Almost surely, 2^46273509 is an apocalyptic number.

It is an amenable number.

46273509 is a deficient number, since it is larger than the sum of its proper divisors (20566017).

46273509 is a wasteful number, since it uses less digits than its factorization.

46273509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141507 (or 5141504 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 46273509 is about 6802.4634508390. The cubic root of 46273509 is about 359.0135261804.

The spelling of 46273509 in words is "forty-six million, two hundred seventy-three thousand, five hundred nine".