802157548 has 12 divisors (see below), whose sum is σ = 1405375272. Its totient is φ = 400621760.

The previous prime is 802157509. The next prime is 802157549. The reversal of 802157548 is 845751208.

It is a self number, because there is not a number n which added to its sum of digits gives 802157548.

It is not an unprimeable number, because it can be changed into a prime (802157549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110290 + ... + 117337.

It is an arithmetic number, because the mean of its divisors is an integer number (117114606).

Almost surely, 2^802157548 is an apocalyptic number.

It is an amenable number.

802157548 is a deficient number, since it is larger than the sum of its proper divisors (603217724).

802157548 is a wasteful number, since it uses less digits than its factorization.

802157548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228512 (or 228510 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 40.

The square root of 802157548 is about 28322.3859870598. The cubic root of 802157548 is about 929.1515551722.

The spelling of 802157548 in words is "eight hundred two million, one hundred fifty-seven thousand, five hundred forty-eight".