3738137436 has 72 divisors (see below), whose sum is σ = 10324514928. Its totient is φ = 1130976000.

The previous prime is 3738137423. The next prime is 3738137443. The reversal of 3738137436 is 6347318373.

It is a junction number, because it is equal to n+sod(n) for n = 3738137391 and 3738137400.

It is a congruent number.

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, 254616 + ... + 268896.

Almost surely, 2^3738137436 is an apocalyptic number.

3738137436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3738137436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5162257464).

3738137436 is an abundant number, since it is smaller than the sum of its proper divisors (6586377492).

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

3738137436 is a wasteful number, since it uses less digits than its factorization.

3738137436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14963 (or 14958 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 3738137436 is about 61140.3094202180. The cubic root of 3738137436 is about 1551.9763116580.

The spelling of 3738137436 in words is "three billion, seven hundred thirty-eight million, one hundred thirty-seven thousand, four hundred thirty-six".