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97492 = 2224373
BaseRepresentation
bin10111110011010100
311221201211
4113303110
511104432
62031204
7554143
oct276324
9157654
1097492
116727a
1248504
13354b5
142775a
151dd47
hex17cd4

97492 has 6 divisors (see below), whose sum is σ = 170618. Its totient is φ = 48744.

The previous prime is 97463. The next prime is 97499. The reversal of 97492 is 29479.

It can be written as a sum of positive squares in only one way, i.e., 76176 + 21316 = 276^2 + 146^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97499) by changing a digit.

97492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12183 + ... + 12190.

297492 is an apocalyptic number.

It is an amenable number.

97492 is a deficient number, since it is larger than the sum of its proper divisors (73126).

97492 is a wasteful number, since it uses less digits than its factorization.

97492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24377 (or 24375 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 97492 is about 312.2370894048. The cubic root of 97492 is about 46.0245615523.

Subtracting from 97492 its sum of digits (31), we obtain a triangular number (97461 = T441).

The spelling of 97492 in words is "ninety-seven thousand, four hundred ninety-two".

Divisors: 1 2 4 24373 48746 97492