49618402 has 4 divisors (see below), whose sum is σ = 74427606. Its totient is φ = 24809200.

The previous prime is 49618357. The next prime is 49618409. The reversal of 49618402 is 20481694.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40309801 + 9308601 = 6349^2 + 3051^2 .

It is not an unprimeable number, because it can be changed into a prime (49618409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12404599 + ... + 12404602.

Almost surely, 2^49618402 is an apocalyptic number.

49618402 is a deficient number, since it is larger than the sum of its proper divisors (24809204).

49618402 is a wasteful number, since it uses less digits than its factorization.

49618402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24809203.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 49618402 is about 7044.0330777190. The cubic root of 49618402 is about 367.4635427453.

The spelling of 49618402 in words is "forty-nine million, six hundred eighteen thousand, four hundred two".