1537674048 has 84 divisors (see below), whose sum is σ = 4482266880. Its totient is φ = 503859456.

The previous prime is 1537674041. The next prime is 1537674079. The reversal of 1537674048 is 8404767351.

1537674048 is a `hidden beast` number, since 1 + 537 + 6 + 74 + 0 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1537673994 and 1537674012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1537674041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11361 + ... + 56607.

It is an arithmetic number, because the mean of its divisors is an integer number (53360320).

Almost surely, 2^1537674048 is an apocalyptic number.

1537674048 is a gapful number since it is divisible by the number (18) 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 1537674048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2241133440).

1537674048 is an abundant number, since it is smaller than the sum of its proper divisors (2944592832).

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

1537674048 is a wasteful number, since it uses less digits than its factorization.

1537674048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45324 (or 45311 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 1537674048 is about 39213.1871696245. The cubic root of 1537674048 is about 1154.2186698587.

The spelling of 1537674048 in words is "one billion, five hundred thirty-seven million, six hundred seventy-four thousand, forty-eight".