49609400 has 48 divisors (see below), whose sum is σ = 122135040. Its totient is φ = 18675200.

The previous prime is 49609387. The next prime is 49609411. The reversal of 49609400 is 490694.

It is a happy number.

It is a super-2 number, since 2×49609400² = 4922185136720000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3896 + ... + 10695.

It is an arithmetic number, because the mean of its divisors is an integer number (2544480).

Almost surely, 2^49609400 is an apocalyptic number.

49609400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49609400 is an abundant number, since it is smaller than the sum of its proper divisors (72525640).

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

49609400 is a wasteful number, since it uses less digits than its factorization.

49609400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14624 (or 14615 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 49609400 is about 7043.3940682032. The cubic root of 49609400 is about 367.4413190894.

The spelling of 49609400 in words is "forty-nine million, six hundred nine thousand, four hundred".