775150072 has 8 divisors (see below), whose sum is σ = 1453406400. Its totient is φ = 387575032.

The previous prime is 775150063. The next prime is 775150081. The reversal of 775150072 is 270051577.

It is an interprime number because it is at equal distance from previous prime (775150063) and next prime (775150081).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×775150072³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48446872 + ... + 48446887.

It is an arithmetic number, because the mean of its divisors is an integer number (181675800).

Almost surely, 2^775150072 is an apocalyptic number.

It is an amenable number.

775150072 is a deficient number, since it is larger than the sum of its proper divisors (678256328).

775150072 is a wasteful number, since it uses less digits than its factorization.

775150072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96893765 (or 96893761 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 34.

The square root of 775150072 is about 27841.5170563675. The cubic root of 775150072 is about 918.6045606113.

The spelling of 775150072 in words is "seven hundred seventy-five million, one hundred fifty thousand, seventy-two".