9494157 has 4 divisors (see below), whose sum is σ = 12658880. Its totient is φ = 6329436.

The previous prime is 9494137. The next prime is 9494159. The reversal of 9494157 is 7514949.

9494157 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9494157 - 2¹⁶ = 9428621 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 (9494159) 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, 1582357 + ... + 1582362.

It is an arithmetic number, because the mean of its divisors is an integer number (3164720).

Almost surely, 2^9494157 is an apocalyptic number.

It is an amenable number.

9494157 is a deficient number, since it is larger than the sum of its proper divisors (3164723).

9494157 is a wasteful number, since it uses less digits than its factorization.

9494157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164722.

The product of its digits is 45360, while the sum is 39.

The square root of 9494157 is about 3081.2589959301. The cubic root of 9494157 is about 211.7477494003.

The spelling of 9494157 in words is "nine million, four hundred ninety-four thousand, one hundred fifty-seven".