49770402 has 64 divisors (see below), whose sum is σ = 113270400. Its totient is φ = 14446080.

The previous prime is 49770401. The next prime is 49770403. The reversal of 49770402 is 20407794.

It is an interprime number because it is at equal distance from previous prime (49770401) and next prime (49770403).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (49770401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217224 + ... + 217452.

It is an arithmetic number, because the mean of its divisors is an integer number (1769850).

Almost surely, 2^49770402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49770402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56635200).

49770402 is an abundant number, since it is smaller than the sum of its proper divisors (63499998).

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

49770402 is a wasteful number, since it uses less digits than its factorization.

49770402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 49770402 is about 7054.8141010235. The cubic root of 49770402 is about 367.8383870144.

The spelling of 49770402 in words is "forty-nine million, seven hundred seventy thousand, four hundred two".