736350981 has 4 divisors (see below), whose sum is σ = 981801312. Its totient is φ = 490900652.

The previous prime is 736350941. The next prime is 736351009. The reversal of 736350981 is 189053637.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 736350981 - 2⁹ = 736350469 is a prime.

It is a super-3 number, since 3×736350981³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (736350931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122725161 + ... + 122725166.

It is an arithmetic number, because the mean of its divisors is an integer number (245450328).

Almost surely, 2^736350981 is an apocalyptic number.

It is an amenable number.

736350981 is a deficient number, since it is larger than the sum of its proper divisors (245450331).

736350981 is a wasteful number, since it uses less digits than its factorization.

736350981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245450330.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 736350981 is about 27135.7878271481. The cubic root of 736350981 is about 903.0149836429.

The spelling of 736350981 in words is "seven hundred thirty-six million, three hundred fifty thousand, nine hundred eighty-one".