196400737 has 8 divisors (see below), whose sum is σ = 216427904. Its totient is φ = 177076368.

The previous prime is 196400713. The next prime is 196400761. The reversal of 196400737 is 737004691.

It is an interprime number because it is at equal distance from previous prime (196400713) and next prime (196400761).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196400737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196400696 and 196400705.

It is not an unprimeable number, because it can be changed into a prime (196400707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175113 + ... + 176230.

It is an arithmetic number, because the mean of its divisors is an integer number (27053488).

Almost surely, 2^196400737 is an apocalyptic number.

It is an amenable number.

196400737 is a deficient number, since it is larger than the sum of its proper divisors (20027167).

196400737 is a wasteful number, since it uses less digits than its factorization.

196400737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351399.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 196400737 is about 14014.3047276702. The cubic root of 196400737 is about 581.2741874237.

The spelling of 196400737 in words is "one hundred ninety-six million, four hundred thousand, seven hundred thirty-seven".