70768154 has 4 divisors (see below), whose sum is σ = 106152234. Its totient is φ = 35384076.

The previous prime is 70768151. The next prime is 70768157. The reversal of 70768154 is 45186707.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (70768151) and next prime (70768157).

It can be written as a sum of positive squares in only one way, i.e., 68442529 + 2325625 = 8273^2 + 1525^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70768151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17692037 + ... + 17692040.

Almost surely, 2^70768154 is an apocalyptic number.

70768154 is a deficient number, since it is larger than the sum of its proper divisors (35384080).

70768154 is a wasteful number, since it uses less digits than its factorization.

70768154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35384079.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 70768154 is about 8412.3809947006. The cubic root of 70768154 is about 413.6305641881.

The spelling of 70768154 in words is "seventy million, seven hundred sixty-eight thousand, one hundred fifty-four".