1010397816 has 48 divisors (see below), whose sum is σ = 2830861800. Its totient is φ = 325184832.

The previous prime is 1010397803. The next prime is 1010397823. The reversal of 1010397816 is 6187930101.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239866 + ... + 244041.

Almost surely, 2^1010397816 is an apocalyptic number.

It is an amenable number.

1010397816 is an abundant number, since it is smaller than the sum of its proper divisors (1820463984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010397816 is a wasteful number, since it uses less digits than its factorization.

1010397816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483948 (or 483941 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 1010397816 is about 31786.7553550217. The cubic root of 1010397816 is about 1003.4539948508.

The spelling of 1010397816 in words is "one billion, ten million, three hundred ninety-seven thousand, eight hundred sixteen".