46007281 has 4 divisors (see below), whose sum is σ = 46053364. Its totient is φ = 45961200.

The previous prime is 46007279. The next prime is 46007329. The reversal of 46007281 is 18270064.

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 35509681 + 10497600 = 5959^2 + 3240^2 .

It is a cyclic number.

It is not a de Polignac number, because 46007281 - 2¹ = 46007279 is a prime.

It is a super-2 number, since 2×46007281² = 4233339810025922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46007201) 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, 21510 + ... + 23551.

It is an arithmetic number, because the mean of its divisors is an integer number (11513341).

Almost surely, 2^46007281 is an apocalyptic number.

It is an amenable number.

46007281 is a deficient number, since it is larger than the sum of its proper divisors (46083).

46007281 is a wasteful number, since it uses less digits than its factorization.

46007281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46082.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 46007281 is about 6782.8667243283. The cubic root of 46007281 is about 358.3236905764.

It can be divided in two parts, 4600 and 7281, that added together give a square (11881 = 109²).

The spelling of 46007281 in words is "forty-six million, seven thousand, two hundred eighty-one".