102252674 has 4 divisors (see below), whose sum is σ = 153379014. Its totient is φ = 51126336.

The previous prime is 102252673. The next prime is 102252677. The reversal of 102252674 is 476252201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 476252201 = 6449 ⋅73849.

It can be written as a sum of positive squares in only one way, i.e., 73017025 + 29235649 = 8545^2 + 5407^2 .

It is not an unprimeable number, because it can be changed into a prime (102252673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25563167 + ... + 25563170.

Almost surely, 2^102252674 is an apocalyptic number.

102252674 is a deficient number, since it is larger than the sum of its proper divisors (51126340).

102252674 is an equidigital number, since it uses as much as digits as its factorization.

102252674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51126339.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 102252674 is about 10112.0064280043. The cubic root of 102252674 is about 467.6183638450.

The spelling of 102252674 in words is "one hundred two million, two hundred fifty-two thousand, six hundred seventy-four".