802774072 has 8 divisors (see below), whose sum is σ = 1505201400. Its totient is φ = 401387032.

The previous prime is 802774061. The next prime is 802774081. The reversal of 802774072 is 270477208.

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

It is a super-2 number, since 2×802774072² = 1288892421350922368, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50173372 + ... + 50173387.

It is an arithmetic number, because the mean of its divisors is an integer number (188150175).

Almost surely, 2^802774072 is an apocalyptic number.

It is an amenable number.

802774072 is a deficient number, since it is larger than the sum of its proper divisors (702427328).

802774072 is a wasteful number, since it uses less digits than its factorization.

802774072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100346765 (or 100346761 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 802774072 is about 28333.2679371794. The cubic root of 802774072 is about 929.3895373234.

The spelling of 802774072 in words is "eight hundred two million, seven hundred seventy-four thousand, seventy-two".