49149456 has 20 divisors (see below), whose sum is σ = 126969552. Its totient is φ = 16383136.

The previous prime is 49149439. The next prime is 49149467. The reversal of 49149456 is 65494194.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511926 + ... + 512021.

Almost surely, 2^49149456 is an apocalyptic number.

It is an amenable number.

49149456 is an abundant number, since it is smaller than the sum of its proper divisors (77820096).

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

49149456 is a wasteful number, since it uses less digits than its factorization.

49149456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023958 (or 1023952 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 49149456 is about 7010.6673006212. The cubic root of 49149456 is about 366.3022377315.

The spelling of 49149456 in words is "forty-nine million, one hundred forty-nine thousand, four hundred fifty-six".