1072630398 has 32 divisors (see below), whose sum is σ = 2456649216. Its totient is φ = 305850528.

The previous prime is 1072630387. The next prime is 1072630423. The reversal of 1072630398 is 8930362701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4261 + ... + 46512.

It is an arithmetic number, because the mean of its divisors is an integer number (76770288).

Almost surely, 2^1072630398 is an apocalyptic number.

1072630398 is an abundant number, since it is smaller than the sum of its proper divisors (1384018818).

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

1072630398 is a wasteful number, since it uses less digits than its factorization.

1072630398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51288.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1072630398 is about 32751.0365942820. The cubic root of 1072630398 is about 1023.6465652153.

The spelling of 1072630398 in words is "one billion, seventy-two million, six hundred thirty thousand, three hundred ninety-eight".