770214145 has 8 divisors (see below), whose sum is σ = 943922304. Its totient is φ = 603061104.

The previous prime is 770214091. The next prime is 770214157. The reversal of 770214145 is 541412077.

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

It is a cyclic number.

It is not a de Polignac number, because 770214145 - 2⁷ = 770214017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1638519 + ... + 1638988.

It is an arithmetic number, because the mean of its divisors is an integer number (117990288).

Almost surely, 2^770214145 is an apocalyptic number.

It is an amenable number.

770214145 is a deficient number, since it is larger than the sum of its proper divisors (173708159).

770214145 is a wasteful number, since it uses less digits than its factorization.

770214145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277559.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 770214145 is about 27752.7322078386. The cubic root of 770214145 is about 916.6506063669.

The spelling of 770214145 in words is "seven hundred seventy million, two hundred fourteen thousand, one hundred forty-five".