196677450 has 48 divisors (see below), whose sum is σ = 541959360. Its totient is φ = 52446960.

The previous prime is 196677433. The next prime is 196677461. The reversal of 196677450 is 54776691.

It is a happy number.

196677450 is a `hidden beast` number, since 196 + 6 + 7 + 7 + 450 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 196677396 and 196677405.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71494 + ... + 74193.

It is an arithmetic number, because the mean of its divisors is an integer number (11290820).

Almost surely, 2^196677450 is an apocalyptic number.

196677450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196677450 is an abundant number, since it is smaller than the sum of its proper divisors (345281910).

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

196677450 is a wasteful number, since it uses less digits than its factorization.

196677450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145708 (or 145697 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 196677450 is about 14024.1737724545. The cubic root of 196677450 is about 581.5470489991.

The spelling of 196677450 in words is "one hundred ninety-six million, six hundred seventy-seven thousand, four hundred fifty".