890764366 has 4 divisors (see below), whose sum is σ = 1336146552. Its totient is φ = 445382182.

The previous prime is 890764363. The next prime is 890764373. The reversal of 890764366 is 663467098.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×890764366² = 1586922311470763912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890764363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222691090 + ... + 222691093.

It is an arithmetic number, because the mean of its divisors is an integer number (334036638).

Almost surely, 2^890764366 is an apocalyptic number.

890764366 is a deficient number, since it is larger than the sum of its proper divisors (445382186).

890764366 is a wasteful number, since it uses less digits than its factorization.

890764366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445382185.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 890764366 is about 29845.6758341975. The cubic root of 890764366 is about 962.1754650166.

The spelling of 890764366 in words is "eight hundred ninety million, seven hundred sixty-four thousand, three hundred sixty-six".