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34019040 = 25351117379
BaseRepresentation
bin1000000111000…
…1011011100000
32101000100100110
42001301123200
532202102130
63213051320
7562104606
oct201613340
971010313
1034019040
1118226010
12b486b40
137081413
144737876
152ebeab0
hex20716e0

34019040 has 192 divisors, whose sum is σ = 124104960. Its totient is φ = 7741440.

The previous prime is 34019033. The next prime is 34019071. The reversal of 34019040 is 4091043.

It is a junction number, because it is equal to n+sod(n) for n = 34018998 and 34019016.

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, 89571 + ... + 89949.

It is an arithmetic number, because the mean of its divisors is an integer number (646380).

Almost surely, 234019040 is an apocalyptic number.

34019040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34019040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62052480).

34019040 is an abundant number, since it is smaller than the sum of its proper divisors (90085920).

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

34019040 is a wasteful number, since it uses less digits than its factorization.

34019040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 417 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 34019040 is about 5832.5843328665. The cubic root of 34019040 is about 324.0216415966.

The spelling of 34019040 in words is "thirty-four million, nineteen thousand, forty".