2051472898 has 8 divisors (see below), whose sum is σ = 3080250108. Its totient is φ = 1024722864.

The previous prime is 2051472887. The next prime is 2051472919. The reversal of 2051472898 is 8982741502.

It can be written as a sum of positive squares in 2 ways, for example, as 1333929529 + 717543369 = 36523^2 + 26787^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504261 + ... + 508312.

Almost surely, 2^2051472898 is an apocalyptic number.

2051472898 is a deficient number, since it is larger than the sum of its proper divisors (1028777210).

2051472898 is a wasteful number, since it uses less digits than its factorization.

2051472898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013588.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 2051472898 is about 45293.1882074998. The cubic root of 2051472898 is about 1270.6382593757.

The spelling of 2051472898 in words is "two billion, fifty-one million, four hundred seventy-two thousand, eight hundred ninety-eight".