10491964 has 12 divisors (see below), whose sum is σ = 20983984. Its totient is φ = 4496544.

The previous prime is 10491961. The next prime is 10491967. The reversal of 10491964 is 46919401.

It is an interprime number because it is at equal distance from previous prime (10491961) and next prime (10491967).

10491964 is an admirable number.

It is a super-2 number, since 2×10491964² = 220162617154592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10491961) 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, 187329 + ... + 187384.

Almost surely, 2^10491964 is an apocalyptic number.

10491964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10491964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10491964 is a wasteful number, since it uses less digits than its factorization.

10491964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374724 (or 374722 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 10491964 is about 3239.1301301430. The cubic root of 10491964 is about 218.9200795373.

The spelling of 10491964 in words is "ten million, four hundred ninety-one thousand, nine hundred sixty-four".