10099749 has 12 divisors (see below), whose sum is σ = 14802368. Its totient is φ = 6120840.

The previous prime is 10099741. The next prime is 10099757. The reversal of 10099749 is 94799001.

It is an interprime number because it is at equal distance from previous prime (10099741) and next prime (10099757).

It is not a de Polignac number, because 10099749 - 2³ = 10099741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10099741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13549 + ... + 14274.

Almost surely, 2^10099749 is an apocalyptic number.

It is an amenable number.

10099749 is a deficient number, since it is larger than the sum of its proper divisors (4702619).

10099749 is a wasteful number, since it uses less digits than its factorization.

10099749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27848 (or 27837 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 10099749 is about 3178.0102265411. The cubic root of 10099749 is about 216.1574426537.

The spelling of 10099749 in words is "ten million, ninety-nine thousand, seven hundred forty-nine".