102061492 has 24 divisors (see below), whose sum is σ = 192995712. Its totient is φ = 46946400.

The previous prime is 102061459. The next prime is 102061493. The reversal of 102061492 is 294160201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102061493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13017 + ... + 19327.

It is an arithmetic number, because the mean of its divisors is an integer number (8041488).

Almost surely, 2^102061492 is an apocalyptic number.

It is an amenable number.

102061492 is a deficient number, since it is larger than the sum of its proper divisors (90934220).

102061492 is a wasteful number, since it uses less digits than its factorization.

102061492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6639 (or 6637 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 102061492 is about 10102.5487873111. The cubic root of 102061492 is about 467.3267464045.

The spelling of 102061492 in words is "one hundred two million, sixty-one thousand, four hundred ninety-two".