46520431 has 2 divisors, whose sum is σ = 46520432. Its totient is φ = 46520430.

The previous prime is 46520423. The next prime is 46520443. The reversal of 46520431 is 13402564.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46520431 - 2³ = 46520423 is a prime.

It is a super-2 number, since 2×46520431² = 4328301000851522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46520396 and 46520405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46520401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23260215 + 23260216.

It is an arithmetic number, because the mean of its divisors is an integer number (23260216).

Almost surely, 2^46520431 is an apocalyptic number.

46520431 is a deficient number, since it is larger than the sum of its proper divisors (1).

46520431 is an equidigital number, since it uses as much as digits as its factorization.

46520431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 46520431 is about 6820.5887575780. The cubic root of 46520431 is about 359.6509760272.

Adding to 46520431 its reverse (13402564), we get a palindrome (59922995).

The spelling of 46520431 in words is "forty-six million, five hundred twenty thousand, four hundred thirty-one".