196501249 has 32 divisors (see below), whose sum is σ = 252046080. Its totient is φ = 149133312.

The previous prime is 196501247. The next prime is 196501273. The reversal of 196501249 is 942105691.

It is a cyclic number.

It is not a de Polignac number, because 196501249 - 2¹ = 196501247 is a prime.

It is a super-2 number, since 2×196501249² = 77225481717120002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (196501241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 526627 + ... + 526999.

It is an arithmetic number, because the mean of its divisors is an integer number (7876440).

Almost surely, 2^196501249 is an apocalyptic number.

196501249 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

196501249 is a deficient number, since it is larger than the sum of its proper divisors (55544831).

196501249 is a wasteful number, since it uses less digits than its factorization.

196501249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 196501249 is about 14017.8903191600. The cubic root of 196501249 is about 581.3733300714.

The spelling of 196501249 in words is "one hundred ninety-six million, five hundred one thousand, two hundred forty-nine".