94146640 has 160 divisors (see below), whose sum is σ = 264268800. Its totient is φ = 31159296.

The previous prime is 94146631. The next prime is 94146649. The reversal of 94146640 is 4664149.

It is an interprime number because it is at equal distance from previous prime (94146631) and next prime (94146649).

It is a junction number, because it is equal to n+sod(n) for n = 94146596 and 94146605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94146649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1289644 + ... + 1289716.

It is an arithmetic number, because the mean of its divisors is an integer number (1651680).

Almost surely, 2^94146640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 94146640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132134400).

94146640 is an abundant number, since it is smaller than the sum of its proper divisors (170122160).

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

94146640 is a wasteful number, since it uses less digits than its factorization.

94146640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 94146640 is about 9702.9191483800. The cubic root of 94146640 is about 454.9199070067.

The spelling of 94146640 in words is "ninety-four million, one hundred forty-six thousand, six hundred forty".