738606081 has 32 divisors (see below), whose sum is σ = 1024708608. Its totient is φ = 472953600.

The previous prime is 738606079. The next prime is 738606083. The reversal of 738606081 is 180606837.

It is an interprime number because it is at equal distance from previous prime (738606079) and next prime (738606083).

It is not a de Polignac number, because 738606081 - 2¹ = 738606079 is a prime.

It is a super-2 number, since 2×738606081² = 1091077885780357122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (738606083) 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, 2405730 + ... + 2406036.

It is an arithmetic number, because the mean of its divisors is an integer number (32022144).

Almost surely, 2^738606081 is an apocalyptic number.

It is an amenable number.

738606081 is a deficient number, since it is larger than the sum of its proper divisors (286102527).

738606081 is a wasteful number, since it uses less digits than its factorization.

738606081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 738606081 is about 27177.3082000407. The cubic root of 738606081 is about 903.9358822519.

The spelling of 738606081 in words is "seven hundred thirty-eight million, six hundred six thousand, eighty-one".