70753345 has 16 divisors (see below), whose sum is σ = 91671552. Its totient is φ = 52113600.

The previous prime is 70753343. The next prime is 70753373. The reversal of 70753345 is 54335707.

It is not a de Polignac number, because 70753345 - 2¹ = 70753343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70753345.

It is not an unprimeable number, because it can be changed into a prime (70753343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28920 + ... + 31270.

It is an arithmetic number, because the mean of its divisors is an integer number (5729472).

Almost surely, 2^70753345 is an apocalyptic number.

It is an amenable number.

70753345 is a deficient number, since it is larger than the sum of its proper divisors (20918207).

70753345 is a wasteful number, since it uses less digits than its factorization.

70753345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832.

The product of its (nonzero) digits is 44100, while the sum is 34.

The square root of 70753345 is about 8411.5007578909. The cubic root of 70753345 is about 413.6017099554.

The spelling of 70753345 in words is "seventy million, seven hundred fifty-three thousand, three hundred forty-five".