9620149 has 16 divisors (see below), whose sum is σ = 12122496. Its totient is φ = 7416000.

The previous prime is 9620131. The next prime is 9620153. The reversal of 9620149 is 9410269.

It is a happy number.

9620149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9620149 - 2⁷ = 9620021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9620149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9620119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7159 + ... + 8395.

It is an arithmetic number, because the mean of its divisors is an integer number (757656).

Almost surely, 2^9620149 is an apocalyptic number.

It is an amenable number.

9620149 is a deficient number, since it is larger than the sum of its proper divisors (2502347).

9620149 is a wasteful number, since it uses less digits than its factorization.

9620149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 9620149 is about 3101.6365035252. The cubic root of 9620149 is about 212.6803009551.

The spelling of 9620149 in words is "nine million, six hundred twenty thousand, one hundred forty-nine".