49399546 has 32 divisors (see below), whose sum is σ = 87350400. Its totient is φ = 20942208.

The previous prime is 49399543. The next prime is 49399573. The reversal of 49399546 is 64599394.

It is a super-2 number, since 2×49399546² = 4880630290012232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 49399546.

It is not an unprimeable number, because it can be changed into a prime (49399541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73066 + ... + 73738.

It is an arithmetic number, because the mean of its divisors is an integer number (2729700).

Almost surely, 2^49399546 is an apocalyptic number.

49399546 is a deficient number, since it is larger than the sum of its proper divisors (37950854).

49399546 is a wasteful number, since it uses less digits than its factorization.

49399546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803 (or 789 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 49.

The square root of 49399546 is about 7028.4810592332. The cubic root of 49399546 is about 366.9224791533.

The spelling of 49399546 in words is "forty-nine million, three hundred ninety-nine thousand, five hundred forty-six".