94403040 has 192 divisors, whose sum is σ = 329204736. Its totient is φ = 22618112.

The previous prime is 94403003. The next prime is 94403053. The reversal of 94403040 is 4030449.

It is a super-2 number, since 2×94403040² = 17823867922483200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 94403040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187429 + ... + 187931.

It is an arithmetic number, because the mean of its divisors is an integer number (1714608).

Almost surely, 2^94403040 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 94403040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164602368).

94403040 is an abundant number, since it is smaller than the sum of its proper divisors (234801696).

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

94403040 is a wasteful number, since it uses less digits than its factorization.

94403040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 94403040 is about 9716.1226834576. The cubic root of 94403040 is about 455.3325106377.

Adding to 94403040 its reverse (4030449), we get a palindrome (98433489).

The spelling of 94403040 in words is "ninety-four million, four hundred three thousand, forty".