7037490638 has 4 divisors (see below), whose sum is σ = 10556235960. Its totient is φ = 3518745318.

The previous prime is 7037490601. The next prime is 7037490641. The reversal of 7037490638 is 8360947307.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8360947307 = 86951 ⋅96157.

It is a junction number, because it is equal to n+sod(n) for n = 7037490592 and 7037490601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1759372658 + ... + 1759372661.

It is an arithmetic number, because the mean of its divisors is an integer number (2639058990).

Almost surely, 2^7037490638 is an apocalyptic number.

7037490638 is a deficient number, since it is larger than the sum of its proper divisors (3518745322).

7037490638 is a wasteful number, since it uses less digits than its factorization.

7037490638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518745321.

The product of its (nonzero) digits is 762048, while the sum is 47.

The square root of 7037490638 is about 83889.7528784058. The cubic root of 7037490638 is about 1916.3401997237.

The spelling of 7037490638 in words is "seven billion, thirty-seven million, four hundred ninety thousand, six hundred thirty-eight".