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1069474390 = 25106947439
BaseRepresentation
bin111111101111101…
…110001001010110
32202112101221001121
4333233232021112
54142241140030
6254042314154
735334245065
oct7757561126
92675357047
101069474390
114a9765a36
1225a1b895a
131407536aa
14a20741dc
1563d5647a
hex3fbee256

1069474390 has 8 divisors (see below), whose sum is σ = 1925053920. Its totient is φ = 427789752.

The previous prime is 1069474321. The next prime is 1069474391. The reversal of 1069474390 is 934749601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10694743902 = 2287550941731744200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1069474391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53473710 + ... + 53473729.

It is an arithmetic number, because the mean of its divisors is an integer number (240631740).

Almost surely, 21069474390 is an apocalyptic number.

1069474390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1069474390 is a deficient number, since it is larger than the sum of its proper divisors (855579530).

1069474390 is a wasteful number, since it uses less digits than its factorization.

1069474390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106947446.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 1069474390 is about 32702.8192974245. The cubic root of 1069474390 is about 1022.6416181081.

The spelling of 1069474390 in words is "one billion, sixty-nine million, four hundred seventy-four thousand, three hundred ninety".

Divisors: 1 2 5 10 106947439 213894878 534737195 1069474390