70263472 has 20 divisors (see below), whose sum is σ = 136536400. Its totient is φ = 35028288.

The previous prime is 70263467. The next prime is 70263497. The reversal of 70263472 is 27436207.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708 + ... + 11875.

It is an arithmetic number, because the mean of its divisors is an integer number (6826820).

Almost surely, 2^70263472 is an apocalyptic number.

It is an amenable number.

70263472 is a deficient number, since it is larger than the sum of its proper divisors (66272928).

70263472 is a wasteful number, since it uses less digits than its factorization.

70263472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12940 (or 12934 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 70263472 is about 8382.3309407348. The cubic root of 70263472 is about 412.6449508342.

Adding to 70263472 its reverse (27436207), we get a palindrome (97699679).

The spelling of 70263472 in words is "seventy million, two hundred sixty-three thousand, four hundred seventy-two".