70337421 has 36 divisors (see below), whose sum is σ = 127641696. Its totient is φ = 36534960.

The previous prime is 70337401. The next prime is 70337431. The reversal of 70337421 is 12473307.

It is not a de Polignac number, because 70337421 - 2¹⁴ = 70321037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70337401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3010 + ... + 12236.

Almost surely, 2^70337421 is an apocalyptic number.

It is an amenable number.

70337421 is a deficient number, since it is larger than the sum of its proper divisors (57304275).

70337421 is a wasteful number, since it uses less digits than its factorization.

70337421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9262 (or 9248 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 70337421 is about 8386.7407853111. The cubic root of 70337421 is about 412.7896632135.

The spelling of 70337421 in words is "seventy million, three hundred thirty-seven thousand, four hundred twenty-one".