49002538 has 8 divisors (see below), whose sum is σ = 79157988. Its totient is φ = 22616544.

The previous prime is 49002533. The next prime is 49002553. The reversal of 49002538 is 83520094.

It can be written as a sum of positive squares in 2 ways, for example, as 48902049 + 100489 = 6993^2 + 317^2 .

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

It is not an unprimeable number, because it can be changed into a prime (49002533) 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, 942331 + ... + 942382.

Almost surely, 2^49002538 is an apocalyptic number.

49002538 is a deficient number, since it is larger than the sum of its proper divisors (30155450).

49002538 is a wasteful number, since it uses less digits than its factorization.

49002538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884728.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 49002538 is about 7000.1812833669. The cubic root of 49002538 is about 365.9368887965.

The spelling of 49002538 in words is "forty-nine million, two thousand, five hundred thirty-eight".