70681350 has 24 divisors (see below), whose sum is σ = 175290120. Its totient is φ = 18848320.

The previous prime is 70681339. The next prime is 70681357. The reversal of 70681350 is 5318607.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70681357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235455 + ... + 235754.

It is an arithmetic number, because the mean of its divisors is an integer number (7303755).

Almost surely, 2^70681350 is an apocalyptic number.

70681350 is an abundant number, since it is smaller than the sum of its proper divisors (104608770).

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

70681350 is a wasteful number, since it uses less digits than its factorization.

70681350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471224 (or 471219 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 70681350 is about 8407.2201113091. The cubic root of 70681350 is about 413.4613756680.

Adding to 70681350 its reverse (5318607), we get a palindrome (75999957).

The spelling of 70681350 in words is "seventy million, six hundred eighty-one thousand, three hundred fifty".