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58369940 = 2257936943
BaseRepresentation
bin1101111010101…
…0011110010100
311001211111111122
43132222132110
5104420314230
65443023112
71306064516
oct336523624
9131744448
1058369940
112aa48222
121766aa98
13c129035
147a75bb6
1551cebe5
hex37aa794

58369940 has 24 divisors (see below), whose sum is σ = 124131840. Its totient is φ = 23051808.

The previous prime is 58369933. The next prime is 58369943. The reversal of 58369940 is 4996385.

It is a junction number, because it is equal to n+sod(n) for n = 58369891 and 58369900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58369943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16892 + ... + 20051.

It is an arithmetic number, because the mean of its divisors is an integer number (5172160).

Almost surely, 258369940 is an apocalyptic number.

It is an amenable number.

58369940 is an abundant number, since it is smaller than the sum of its proper divisors (65761900).

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

58369940 is a wasteful number, since it uses less digits than its factorization.

58369940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37031 (or 37029 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 58369940 is about 7640.0222512765. The cubic root of 58369940 is about 387.9089044652.

The spelling of 58369940 in words is "fifty-eight million, three hundred sixty-nine thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 79 158 316 395 790 1580 36943 73886 147772 184715 369430 738860 2918497 5836994 11673988 14592485 29184970 58369940