49013402 has 4 divisors (see below), whose sum is σ = 73520106. Its totient is φ = 24506700.

The previous prime is 49013389. The next prime is 49013423. The reversal of 49013402 is 20431094.

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., 48846121 + 167281 = 6989^2 + 409^2 .

It is a super-2 number, since 2×49013402² = 4804627151227208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12253349 + ... + 12253352.

Almost surely, 2^49013402 is an apocalyptic number.

49013402 is a deficient number, since it is larger than the sum of its proper divisors (24506704).

49013402 is a wasteful number, since it uses less digits than its factorization.

49013402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24506703.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 49013402 is about 7000.9572202664. The cubic root of 49013402 is about 365.9639298762.

Adding to 49013402 its reverse (20431094), we get a palindrome (69444496).

The spelling of 49013402 in words is "forty-nine million, thirteen thousand, four hundred two".