65928970 has 8 divisors (see below), whose sum is σ = 118672164. Its totient is φ = 26371584.

The previous prime is 65928949. The next prime is 65928991. The reversal of 65928970 is 7982956.

It is an interprime number because it is at equal distance from previous prime (65928949) and next prime (65928991).

It can be written as a sum of positive squares in 2 ways, for example, as 59892121 + 6036849 = 7739^2 + 2457^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 65928970.

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, 3296439 + ... + 3296458.

Almost surely, 2^65928970 is an apocalyptic number.

65928970 is a deficient number, since it is larger than the sum of its proper divisors (52743194).

65928970 is a wasteful number, since it uses less digits than its factorization.

65928970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592904.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 65928970 is about 8119.6656335098. The cubic root of 65928970 is about 403.9789756402.

The spelling of 65928970 in words is "sixty-five million, nine hundred twenty-eight thousand, nine hundred seventy".