46072531 has 2 divisors, whose sum is σ = 46072532. Its totient is φ = 46072530.

The previous prime is 46072513. The next prime is 46072571. The reversal of 46072531 is 13527064.

Together with previous prime (46072513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46072531 - 2¹⁷ = 45941459 is a prime.

It is a super-2 number, since 2×46072531² = 4245356225491922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46072531.

It is not a weakly prime, because it can be changed into another prime (46072571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23036265 + 23036266.

It is an arithmetic number, because the mean of its divisors is an integer number (23036266).

Almost surely, 2^46072531 is an apocalyptic number.

46072531 is a deficient number, since it is larger than the sum of its proper divisors (1).

46072531 is an equidigital number, since it uses as much as digits as its factorization.

46072531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 46072531 is about 6787.6749332890. The cubic root of 46072531 is about 358.4930085321.

Adding to 46072531 its reverse (13527064), we get a palindrome (59599595).

The spelling of 46072531 in words is "forty-six million, seventy-two thousand, five hundred thirty-one".