748621007 has 2 divisors, whose sum is σ = 748621008. Its totient is φ = 748621006.

The previous prime is 748620973. The next prime is 748621063. The reversal of 748621007 is 700126847.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 748621007 - 2⁸ = 748620751 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748621507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374310503 + 374310504.

It is an arithmetic number, because the mean of its divisors is an integer number (374310504).

Almost surely, 2^748621007 is an apocalyptic number.

748621007 is a deficient number, since it is larger than the sum of its proper divisors (1).

748621007 is an equidigital number, since it uses as much as digits as its factorization.

748621007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 748621007 is about 27360.9394392810. The cubic root of 748621007 is about 908.0031111015.

The spelling of 748621007 in words is "seven hundred forty-eight million, six hundred twenty-one thousand, seven".