49018432 has 14 divisors (see below), whose sum is σ = 97271078. Its totient is φ = 24509184.

The previous prime is 49018399. The next prime is 49018447. The reversal of 49018432 is 23481094.

It can be written as a sum of positive squares in only one way, i.e., 41267776 + 7750656 = 6424^2 + 2784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49018394 and 49018403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382893 + ... + 383020.

Almost surely, 2^49018432 is an apocalyptic number.

It is an amenable number.

49018432 is a deficient number, since it is larger than the sum of its proper divisors (48252646).

49018432 is an equidigital number, since it uses as much as digits as its factorization.

49018432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765925 (or 765915 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 49018432 is about 7001.3164476404. The cubic root of 49018432 is about 365.9764484631.

The spelling of 49018432 in words is "forty-nine million, eighteen thousand, four hundred thirty-two".