70533952 has 56 divisors (see below), whose sum is σ = 149367240. Its totient is φ = 32931840.

The previous prime is 70533949. The next prime is 70533971. The reversal of 70533952 is 25933507.

It can be written as a sum of positive squares in 4 ways, for example, as 11182336 + 59351616 = 3344^2 + 7704^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262074 + ... + 262342.

Almost surely, 2^70533952 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 70533952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74683620).

70533952 is an abundant number, since it is smaller than the sum of its proper divisors (78833288).

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

70533952 is a wasteful number, since it uses less digits than its factorization.

70533952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 34.

The square root of 70533952 is about 8398.4493806893. The cubic root of 70533952 is about 413.1737665956.

The spelling of 70533952 in words is "seventy million, five hundred thirty-three thousand, nine hundred fifty-two".