70413532 has 48 divisors (see below), whose sum is σ = 145297152. Its totient is φ = 29232000.

The previous prime is 70413529. The next prime is 70413559. The reversal of 70413532 is 23531407.

It is a junction number, because it is equal to n+sod(n) for n = 70413497 and 70413506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280407 + ... + 280657.

It is an arithmetic number, because the mean of its divisors is an integer number (3027024).

Almost surely, 2^70413532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70413532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72648576).

70413532 is an abundant number, since it is smaller than the sum of its proper divisors (74883620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70413532 is a wasteful number, since it uses less digits than its factorization.

70413532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 70413532 is about 8391.2771375995. The cubic root of 70413532 is about 412.9385005757.

Adding to 70413532 its reverse (23531407), we get a palindrome (93944939).

The spelling of 70413532 in words is "seventy million, four hundred thirteen thousand, five hundred thirty-two".