70734250 has 32 divisors (see below), whose sum is σ = 136700928. Its totient is φ = 27378000.

The previous prime is 70734241. The next prime is 70734259. The reversal of 70734250 is 5243707.

It is an interprime number because it is at equal distance from previous prime (70734241) and next prime (70734259).

It is not an unprimeable number, because it can be changed into a prime (70734259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3187 + ... + 12313.

It is an arithmetic number, because the mean of its divisors is an integer number (4271904).

Almost surely, 2^70734250 is an apocalyptic number.

70734250 is a deficient number, since it is larger than the sum of its proper divisors (65966678).

70734250 is a wasteful number, since it uses less digits than its factorization.

70734250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9175 (or 9165 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 70734250 is about 8410.3656281995. The cubic root of 70734250 is about 413.5644988279.

Adding to 70734250 its reverse (5243707), we get a palindrome (75977957).

The spelling of 70734250 in words is "seventy million, seven hundred thirty-four thousand, two hundred fifty".