62625221 has 2 divisors, whose sum is σ = 62625222. Its totient is φ = 62625220.

The previous prime is 62625217. The next prime is 62625289. The reversal of 62625221 is 12252626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62568100 + 57121 = 7910^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 62625221 - 2² = 62625217 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62655221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31312610 + 31312611.

It is an arithmetic number, because the mean of its divisors is an integer number (31312611).

Almost surely, 2^62625221 is an apocalyptic number.

It is an amenable number.

62625221 is a deficient number, since it is larger than the sum of its proper divisors (1).

62625221 is an equidigital number, since it uses as much as digits as its factorization.

62625221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 62625221 is about 7913.6098589708. The cubic root of 62625221 is about 397.1151207829.

Adding to 62625221 its reverse (12252626), we get a palindrome (74877847).

The spelling of 62625221 in words is "sixty-two million, six hundred twenty-five thousand, two hundred twenty-one".