49597240 has 64 divisors (see below), whose sum is σ = 139138560. Its totient is φ = 15457920.

The previous prime is 49597237. The next prime is 49597243. The reversal of 49597240 is 4279594.

It is an interprime number because it is at equal distance from previous prime (49597237) and next prime (49597243).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 49597193 and 49597202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49597243) 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, 4972 + ... + 11131.

It is an arithmetic number, because the mean of its divisors is an integer number (2174040).

Almost surely, 2^49597240 is an apocalyptic number.

49597240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49597240 is an abundant number, since it is smaller than the sum of its proper divisors (89541320).

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

49597240 is a wasteful number, since it uses less digits than its factorization.

49597240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16132 (or 16128 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 49597240 is about 7042.5307951048. The cubic root of 49597240 is about 367.4112948631.

The spelling of 49597240 in words is "forty-nine million, five hundred ninety-seven thousand, two hundred forty".