70761272 has 16 divisors (see below), whose sum is σ = 132894000. Its totient is φ = 35322880.

The previous prime is 70761253. The next prime is 70761277. The reversal of 70761272 is 27216707.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70761277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772 + ... + 12027.

It is an arithmetic number, because the mean of its divisors is an integer number (8305875).

Almost surely, 2^70761272 is an apocalyptic number.

It is an amenable number.

70761272 is a deficient number, since it is larger than the sum of its proper divisors (62132728).

70761272 is a wasteful number, since it uses less digits than its factorization.

70761272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14446 (or 14442 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 70761272 is about 8411.9719447939. The cubic root of 70761272 is about 413.6171556248.

Adding to 70761272 its reverse (27216707), we get a palindrome (97977979).

The spelling of 70761272 in words is "seventy million, seven hundred sixty-one thousand, two hundred seventy-two".