82620007 has 2 divisors, whose sum is σ = 82620008. Its totient is φ = 82620006.

The previous prime is 82619989. The next prime is 82620011. The reversal of 82620007 is 70002628.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82620007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82623007) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41310003 + 41310004.

It is an arithmetic number, because the mean of its divisors is an integer number (41310004).

Almost surely, 2^82620007 is an apocalyptic number.

82620007 is a deficient number, since it is larger than the sum of its proper divisors (1).

82620007 is an equidigital number, since it uses as much as digits as its factorization.

82620007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 82620007 is about 9089.5548295832. The cubic root of 82620007 is about 435.5403633978.

The spelling of 82620007 in words is "eighty-two million, six hundred twenty thousand, seven".