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538060974 = 231116748817
BaseRepresentation
bin100000000100100…
…010100010101110
31101111110022220020
4200010202202232
52100220422344
6125220303010
716222304613
oct4004424256
91344408806
10538060974
112567a31a0
12130241a66
1387620199
145166250a
1532385719
hex201228ae

538060974 has 32 divisors (see below), whose sum is σ = 1181005056. Its totient is φ = 162069120.

The previous prime is 538060973. The next prime is 538061003. The reversal of 538060974 is 479060835.

It is a happy number.

It is a super-2 number, since 2×5380609742 = 579019223483657352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538060973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13387 + ... + 35430.

It is an arithmetic number, because the mean of its divisors is an integer number (36906408).

Almost surely, 2538060974 is an apocalyptic number.

538060974 is an abundant number, since it is smaller than the sum of its proper divisors (642944082).

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

538060974 is a wasteful number, since it uses less digits than its factorization.

538060974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49000.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 538060974 is about 23196.1413601487. The cubic root of 538060974 is about 813.3494259484.

The spelling of 538060974 in words is "five hundred thirty-eight million, sixty thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 11 22 33 66 167 334 501 1002 1837 3674 5511 11022 48817 97634 146451 292902 536987 1073974 1610961 3221922 8152439 16304878 24457317 48914634 89676829 179353658 269030487 538060974