49439370 has 32 divisors (see below), whose sum is σ = 118843200. Its totient is φ = 13162880.

The previous prime is 49439353. The next prime is 49439431. The reversal of 49439370 is 7393494.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30685 + ... + 32255.

It is an arithmetic number, because the mean of its divisors is an integer number (3713850).

Almost surely, 2^49439370 is an apocalyptic number.

49439370 is an abundant number, since it is smaller than the sum of its proper divisors (69403830).

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

49439370 is a wasteful number, since it uses less digits than its factorization.

49439370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 49439370 is about 7031.3135330463. The cubic root of 49439370 is about 367.0210522315.

The spelling of 49439370 in words is "forty-nine million, four hundred thirty-nine thousand, three hundred seventy".