70063512 has 32 divisors (see below), whose sum is σ = 179234880. Its totient is φ = 22811040.

The previous prime is 70063489. The next prime is 70063523. The reversal of 70063512 is 21536007.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 32914 + ... + 34977.

It is an arithmetic number, because the mean of its divisors is an integer number (5601090).

Almost surely, 2^70063512 is an apocalyptic number.

It is an amenable number.

70063512 is an abundant number, since it is smaller than the sum of its proper divisors (109171368).

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

70063512 is a wasteful number, since it uses less digits than its factorization.

70063512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67943 (or 67939 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 70063512 is about 8370.3949727596. The cubic root of 70063512 is about 412.2531356705.

Adding to 70063512 its reverse (21536007), we get a palindrome (91599519).

The spelling of 70063512 in words is "seventy million, sixty-three thousand, five hundred twelve".