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88375428 = 2233818291
BaseRepresentation
bin1010100010010…
…00000010000100
320011021221022000
411101020002010
5140111003203
612434105300
72122115211
oct521100204
9204257260
1088375428
1145981849
122571b230
131540366b
14ba46b08
157b5a4a3
hex5448084

88375428 has 24 divisors (see below), whose sum is σ = 229121760. Its totient is φ = 29458440.

The previous prime is 88375421. The next prime is 88375447. The reversal of 88375428 is 82457388.

It is not an unprimeable number, because it can be changed into a prime (88375421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409038 + ... + 409253.

It is an arithmetic number, because the mean of its divisors is an integer number (9546740).

Almost surely, 288375428 is an apocalyptic number.

It is an amenable number.

88375428 is an abundant number, since it is smaller than the sum of its proper divisors (140746332).

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

88375428 is a wasteful number, since it uses less digits than its factorization.

88375428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818304 (or 818296 counting only the distinct ones).

The product of its digits is 430080, while the sum is 45.

The square root of 88375428 is about 9400.8206024793. The cubic root of 88375428 is about 445.4276543635.

The spelling of 88375428 in words is "eighty-eight million, three hundred seventy-five thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 818291 1636582 2454873 3273164 4909746 7364619 9819492 14729238 22093857 29458476 44187714 88375428