49999355 has 48 divisors (see below), whose sum is σ = 76826880. Its totient is φ = 31002048.

The previous prime is 49999351. The next prime is 49999361. The reversal of 49999355 is 55399994.

49999355 = T₄₃₀ + T₄₃₁ + ... + T₇₂₃.

It is not a de Polignac number, because 49999355 - 2² = 49999351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49999297 and 49999306.

It is not an unprimeable number, because it can be changed into a prime (49999351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 106832 + ... + 107298.

It is an arithmetic number, because the mean of its divisors is an integer number (1600560).

Almost surely, 2^49999355 is an apocalyptic number.

49999355 is a deficient number, since it is larger than the sum of its proper divisors (26827525).

49999355 is a wasteful number, since it uses less digits than its factorization.

49999355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 521 counting only the distinct ones).

The product of its digits is 1968300, while the sum is 53.

The square root of 49999355 is about 7071.0222033310. The cubic root of 49999355 is about 368.4015657237.

The spelling of 49999355 in words is "forty-nine million, nine hundred ninety-nine thousand, three hundred fifty-five".