413620549 has 2 divisors, whose sum is σ = 413620550. Its totient is φ = 413620548.

The previous prime is 413620463. The next prime is 413620561. The reversal of 413620549 is 945026314.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 369331524 + 44289025 = 19218^2 + 6655^2 .

It is a cyclic number.

It is not a de Polignac number, because 413620549 - 2¹¹ = 413618501 is a prime.

It is a super-2 number, since 2×413620549² = 342163917110122802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (413620589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206810274 + 206810275.

It is an arithmetic number, because the mean of its divisors is an integer number (206810275).

Almost surely, 2^413620549 is an apocalyptic number.

It is an amenable number.

413620549 is a deficient number, since it is larger than the sum of its proper divisors (1).

413620549 is an equidigital number, since it uses as much as digits as its factorization.

413620549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 413620549 is about 20337.6633121900. The cubic root of 413620549 is about 745.0762193989.

The spelling of 413620549 in words is "four hundred thirteen million, six hundred twenty thousand, five hundred forty-nine".