738864146 has 8 divisors (see below), whose sum is σ = 1146513420. Its totient is φ = 356693008.

The previous prime is 738864131. The next prime is 738864151. The reversal of 738864146 is 641468837.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 657666025 + 81198121 = 25645^2 + 9011^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 738864146.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6369461 + ... + 6369576.

Almost surely, 2^738864146 is an apocalyptic number.

738864146 is a deficient number, since it is larger than the sum of its proper divisors (407649274).

738864146 is a wasteful number, since it uses less digits than its factorization.

738864146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12739068.

The product of its digits is 774144, while the sum is 47.

The square root of 738864146 is about 27182.0555882001. The cubic root of 738864146 is about 904.0411467749.

The spelling of 738864146 in words is "seven hundred thirty-eight million, eight hundred sixty-four thousand, one hundred forty-six".