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8342404 = 227401743
BaseRepresentation
bin11111110100101110000100
3120200211121221
4133310232010
54113424104
6454450124
7130623610
oct37645604
916624557
108342404
114788854
122963944
131961245
141172340
15aebc54
hex7f4b84

8342404 has 24 divisors (see below), whose sum is σ = 16748928. Its totient is φ = 3561600.

The previous prime is 8342381. The next prime is 8342407. The reversal of 8342404 is 4042438.

It is not an unprimeable number, because it can be changed into a prime (8342407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10857 + ... + 11599.

It is an arithmetic number, because the mean of its divisors is an integer number (697872).

Almost surely, 28342404 is an apocalyptic number.

It is an amenable number.

8342404 is an abundant number, since it is smaller than the sum of its proper divisors (8406524).

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

8342404 is a wasteful number, since it uses less digits than its factorization.

8342404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1153 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 8342404 is about 2888.3220042094. The cubic root of 8342404 is about 202.8135993484.

The spelling of 8342404 in words is "eight million, three hundred forty-two thousand, four hundred four".

Divisors: 1 2 4 7 14 28 401 743 802 1486 1604 2807 2972 5201 5614 10402 11228 20804 297943 595886 1191772 2085601 4171202 8342404