7421427070 has 64 divisors (see below), whose sum is σ = 13938387840. Its totient is φ = 2842656768.

The previous prime is 7421427059. The next prime is 7421427071. The reversal of 7421427070 is 707241247.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7421427071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7354726 + ... + 7355734.

It is an arithmetic number, because the mean of its divisors is an integer number (217787310).

Almost surely, 2^7421427070 is an apocalyptic number.

7421427070 is a deficient number, since it is larger than the sum of its proper divisors (6516960770).

7421427070 is a wasteful number, since it uses less digits than its factorization.

7421427070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349.

The product of its (nonzero) digits is 21952, while the sum is 34.

The square root of 7421427070 is about 86147.7049607243. The cubic root of 7421427070 is about 1950.5741960166.

The spelling of 7421427070 in words is "seven billion, four hundred twenty-one million, four hundred twenty-seven thousand, seventy".