49097864 has 8 divisors (see below), whose sum is σ = 92058510. Its totient is φ = 24548928.

The previous prime is 49097837. The next prime is 49097891. The reversal of 49097864 is 46879094.

It is an interprime number because it is at equal distance from previous prime (49097837) and next prime (49097891).

It can be written as a sum of positive squares in only one way, i.e., 42797764 + 6300100 = 6542^2 + 2510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3068609 + ... + 3068624.

Almost surely, 2^49097864 is an apocalyptic number.

It is an amenable number.

49097864 is a deficient number, since it is larger than the sum of its proper divisors (42960646).

49097864 is a wasteful number, since it uses less digits than its factorization.

49097864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6137239 (or 6137235 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 49097864 is about 7006.9867989029. The cubic root of 49097864 is about 366.1740241633.

The spelling of 49097864 in words is "forty-nine million, ninety-seven thousand, eight hundred sixty-four".