421476037 has 2 divisors, whose sum is σ = 421476038. Its totient is φ = 421476036.

The previous prime is 421476007. The next prime is 421476047. The reversal of 421476037 is 730674124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286591041 + 134884996 = 16929^2 + 11614^2 .

It is a cyclic number.

It is not a de Polignac number, because 421476037 - 2¹¹ = 421473989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421475993 and 421476011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421476007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210738018 + 210738019.

It is an arithmetic number, because the mean of its divisors is an integer number (210738019).

Almost surely, 2^421476037 is an apocalyptic number.

It is an amenable number.

421476037 is a deficient number, since it is larger than the sum of its proper divisors (1).

421476037 is an equidigital number, since it uses as much as digits as its factorization.

421476037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 421476037 is about 20529.8815632239. The cubic root of 421476037 is about 749.7635029148.

It can be divided in two parts, 42147 and 6037, that added together give a palindrome (48184).

The spelling of 421476037 in words is "four hundred twenty-one million, four hundred seventy-six thousand, thirty-seven".